When two lamps are connected in parallel to a battery, the total electrical resistance that the battery senses ismore than the resistance of either lamp.less than the resistance of either lamp.none of these

Answers

Answer 1

Yes this statement is true about electrical resistance circuit.

What is electrical resistance?

electrical resistance is a force that counteracts the flow of current.

Sol- when two lamps are connected in parallel to a battery, the total electrical resistance that the battery senses is more than the resistance of either . Beacuse In a parallel circuit each bulb is in its own circuit. As bulbs are added the resistance in the circuit decreases since each circuit is another pathway for electrons to move from one end of the circuit to the other.when two lamps are connected in series to a all the  battery the electricals resistance that the battery's senses is the more than the resistence of either lamp.

As each bulb is connected in parallel to the battery, each has the same potential difference across it as the all of  voltage across the battery of the  terminals. All other to the potential differences are zero, as all the wires have to the zero resistance.

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Related Questions

how many 10 gpa to mpa?

Answers

On converting 10 gpa to mpa we get, 10,000 mpa.

Pascal is the unit of pressure defined as the pressure imparted by a force of one newton perpendicularly on the area of 1 m².

Pascal is the unit of pressure which is also equal to Newton per metres squared.

The prefix giga is nothing but 10⁹. It is also known as billion.

The prefix mega means 10⁶.

We know that, 1 gigapascal (gpa) is equal to 1000 megapascal (mpa).

Here, in this problem we have, 10 gpa which is equal to 10× 1000 mpa.

So, 10 gpa is equal to 10,000 mpa.

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a transfer of energy without a transfer of mass describes what?

Answers

Explanation:

Wave motion

ex...longitudinal wave.

Conduction In Everyday Life Examples
at least 5 plz help

Answers

1. Heat transfer from a hot burner on the stove into a pot or pan

2. A metal spoon that gets hot from the boiling water

3. Chocolate candy in your hand that melts because of the heat

4. The wires in your house that conduct electricity

5. Roasting marshmallows, the heat will soften the marshmallow

Answer:

the engine heat from a car you just turned on.

a heater

a pad warmer

a hot pot

using a campfire to roast hot dogs

What is SI unit of frequency Mcq?.

Answers

The hertz (Hz) is the SI frequency unit named after the German physicist Heinrich Hertz; one hertz means that an event occurs once every second.

What is frequency?

The frequency of a repeating event is the number of occurrences per unit of time. It is distinct from angular frequency and is sometimes referred to as temporal frequency. The unit of frequency is hertz, which equals one event per second. The number of waves that pass through a fixed point in a given amount of time is described by frequency. So, if a wave takes half a second to pass, the frequency is 2 per second. The frequency is 100 per hour if it takes 1/100 of an hour.

Here,

The hertz (Hz) is the SI unit of frequency, named after the German physicist Heinrich Hertz; one hertz means that an event occurs once every second.

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Question 10 of 32
A sample of 2 mol of diatomic gas is measured to have a temperature of 323
K. If the mass of the gas is 0.032 kg, what is the approximate average speed
of the molecules in the gas? (Recall that the equation for kinetic energy due
1
3
to translation in a gas is KEtranslational=mv²=nRT, and R= 8.31 J/(mol-
K).)
2
2

Answers

The approximate average speed of the molecules in the gas is 410 m/s

Data obtained from the questionNumber of mole (n) = 2 molesTemperature (T) = 323 KMass (m) = 0.032 KgGas constant (R) = 8.31 J/KmolSpeed (v) =?

How to determine the speed

mv² = nRT

Divide both side by m

v²= nRT / m

Take the square root of both sides

v = √(nRT / m)

v = √(2 × 8.31 × 323 / 0.032)

v = 410 m/s

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6. A technlclan can be electrocuted when working on HEVs or EVs.

A) O True

B) O False

Answers

Answer:

True

Explanation:

It is true that. A technician can be electrocuted when working on HEVs or EVs, therefore the correct answer is option A

What is an electric vehicle (EV)?

An EV stands for an electric vehicle. Electric vehicles (EVs) are autos that are powered totally or partially by electricity. Electric cars are extremely cost-effective to run because they have fewer moving parts to maintain and use little to no fossil fuels (petrol or diesel).

When evaluating its environmental impact, every factor must be taken into consideration. Considering that EVs have a minimal overall environmental impact, this suggests that the severity of these production emissions decreases.

Recycling is one strategy for lowering the lifespan emissions of electric vehicles. Again, incorrect assumptions can be refuted by facts.

Thus, That is accurate. The correct response is option A because a technician could electrocute themselves while working on HEVs or EVs.

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ice melts to form liquid water. describe this physical change in terms of the arrangements of the particles

Answers

Ice melts to form liquid water. This is a physical change in terms of the arrangements of the particles

A physical change is the melting of ice. Water (H2O) appears to alter when it turns from a liquid state to a solid state (ice). However, this shift is just physical, as the constituent molecules still consist of 11.19% hydrogen and 88.81% oxygen by mass.

A physical change is a sort of the change in which the composition of matter is changed but not transformed. Although matter's size or shape may change, no chemical reaction may place. The majority of physical changes are reversible. When something changes physically but not chemically, it is said to have undergone a physical change.

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what is work done aganist gravity?​

Answers

Lifting an object and becomes potential energy of the object (Earth system). The change in gravity potential energy, ΔPEg, is ΔPEg = mgh.

With h being the increase in height and g the acceleration due to gravity.

I hope this helped :T

150. Calculate the acceleration in the graph
below
Vims
16ms
sms
as
A. 5ms? B. 7.5 ms C.2.5 ms? D.10 ms?

150. Calculate the acceleration in the graphbelowVims16mssmsasA. 5ms? B. 7.5 ms C.2.5 ms? D.10 ms?

Answers

Answer:

a = (V2 - V1) / t     for uniform acceleration

a = (15 - 5) / 2 = 5 m/s^2      (Number A)

A man uses an electric iron 250 watts and an electric stove cooker 1.25kw of its power supply. what is the appropriate fuse that should be used in the electric current when the two items are switched on at the same time (main voltage =240v)​

Answers

First, we need to convert the power consumption of the electric stove cooker from kilowatts to watts:

1.25 kW = 1,250 watts

Then, we add the power consumption of both appliances:

250 watts + 1,250 watts = 1,500 watts

To calculate the appropriate fuse, we divide the total power consumption by the voltage:

1,500 watts / 240 volts = 6.25 amps

Therefore, an 6.25-amp fuse would be appropriate for these appliances.

What has increased the concentration of atmospheric carbon dioxide (CO2)?

Answers

Answer:

Carbon dioxide concentrations are rising mostly because of the fossil fuels that people are burning for energy.

if 309 j of heat are removed from 10.0 g of ice (specific heat = 2.06 kg ºc) at -5.5 ºc, what is the final temperature of the ice sample?

Answers

The final temperature of the ice sample remains at -5.5 ºC since the heat transferred is used for melting the ice.

In this issue, we are given how much intensity eliminated (309 J) from an example of ice with a mass of 10.0 g and a particular intensity limit of 2.06 kJ/kgºC. The underlying temperature of the ice is - 5.5 ºC, and we are approached to find the last temperature of the ice test.

To tackle this issue, we can utilize the equation Q = mCΔT, where Q is how much intensity moved, m is the mass of the substance, C is the particular intensity limit, and ΔT is the adjustment of temperature.

Since the ice is at its softening mark of 0 ºC, the intensity moved is utilized to liquefy the ice, as opposed to expand its temperature. In this way, we can utilize the recipe Q = mL, where L is the idle intensity of combination of ice (334 J/g).

Utilizing this equation, we can find that how much ice dissolved is 309 J/334 J/g = 0.925 g. This leaves 10.0 g - 0.925 g = 9.075 g of ice.

Since the ice didn't change temperature during this cycle, its last temperature is still - 5.5 ºC.

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How are doctors both accurate and precise when preforming surgery or other things?

Answers

Answer:

learning about the different functions of the body and therefore they have enough practice in order to have a clean and safe operation

Explanation:

with what force in the rightward direction, fx , should marcel push? if your expression would give a negative result (using actual values) that just means the force should be toward the left.

Answers

The force in the rightward direction, fx , should Marcel push is this force leads to counterclockwise torque. Fx = - (w L2 + w L3 - W Lend) / h.

A force in physics is an effect that changes the velocity, or acceleration, of a mass-moving object. It is a vector quantity since it can be a push or a pull and always has magnitude and direction.

Viewing equilibrium of torque:

W Lend + Fx × h = w L2 + wL3

Fx = (w L2 + w L3 - WLend) / h

In the rightward direction, Fx,

Fx = - (w L2 + w L3 - W Lend) / h

Thus, this force leads to counterclockwise torque.

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The given question is incomplete, so the most probable complete question is,

With what force in the rightward direction, fx , should Marcel push? if your expression would give a negative result (using actual values) that just means the force should be toward the left.

The image of the question is attached below.

with what force in the rightward direction, fx , should marcel push? if your expression would give a

A box is pulled to the right with a force of 65 n at an angle of 58 degrees to the horizontal the surface of frictional is the Freebody diagram shown what is the net force of the X direction

Answers

Answer:

The force acting in x direction is 34.44 N

Explanation:

We have,

Force acting on the box is 65 N at an angle of 58 degrees to the horizontal the surface of frictional.

It is required to find the net force in x- direction.

The net force acting in the x- direction is given by :

\(F_x=F\cos\theta\\\\F_x=65\times \cos(58)\\\\F_x=34.44\ N\)

So, the force acting in x direction is 34.44 N.

A 150 Ohm resistor is in series with a 300 Ohm resistor and the power supply has 150 V. What is the
power used by the 150 Ohm resistor?

SHOW WORK AND NO TROLLING OR POINT FARMING

Answers

Answer:

Total resistance in parallel is 1.2703136679494.

Total resistance in series is 155.Total resistance in series is 155.

Explanation:

Answer:

P = I V = I^2 R

R = 150 + 300 = 450 Ω

I = 150 / 450 = .333 amps

P(150) = .333^2 * 150 = 16.7 W

HELP all electromagnetic waves travel through
1-air
2-tissue
3-space
4-molecules










HELP all electromagnetic waves travel through 1-air2-tissue3-space4-molecules

Answers

Answer:

space is the answerrrerreer

Can someone write a 200 speech that explains the difference between analog and digital waves and which one is better?

Answers

Answer:

Analog and digital signals are the types of signals carrying information. The major difference between both signals is that the analog signals have continuous electrical signals, while digital signals have non-continuous electrical signals.

Explanation:

Analog Signals   were used in many systems to produce signals to carry information.  These signals are continuous in both values and time. The use of analog signals has been declined with the arrival of digital signals. In short, to understand the analog signals –  all signals that are natural or come naturally are analog signals.  Digital Signals , unlike analog signals, digital signals are not continuous, but signals are discrete in value and time. These signals are represented by binary numbers and consist of different voltage values.  Their differences are as follows:

Analog Signals                                      Digital Signals

Continuous signals                               Discrete signals

Represented by sine waves               Represented by square waves

The Human voice, natural sound, analog electronic devices are few examples   Computers, optical drives, and other electronic devices

A Continuous range of values            Discontinuous values

Records sound waves as they are     Converts into a binary waveform.

Only be used in analog devices.        Suited for digital electronics like computers, mobiles, and more.

I think a Digital signal is better.

Practice Problems
31. Follow-up Suppose the coefficient of kinetic friction is equal to
0.120. What is the acceleration of the salt shaker in this case?
32. A baseball player slides into third base with an initial speed of
40 m/s. If the coefficient of kinetic friction between the player and the

Answers

(a) The acceleration of the salt shaker is 1.18 m/s².

(b) The distance traveled by the baseball player before coming to rest is 204.1 m.

Acceleration of the salt shaker

The acceleration of the salt shaker at the given coefficient of kinetic friction is determined as follows;

a = μg

a = 0.12 x 9.8

a = 1.18 m/s²

Acceleration of the baseball player is calculated as follows;

a = μg

a = 0.4 x 9.8

a = 3.92 m/s²

Distance traveled by the baseball player

The distance traveled by the baseball player before coming to rest is calculated as follows;

v² = u² - 2as

0 = 40² - 2(3.92)s

0 = 1600 - 7.84s

7.84s = 1600

s = 204.1 m

The complete question is below:

A baseball player slides into third base with an initial speed of 40 m/s. If the coefficient of kinetic friction between the player and the ground is 0.40, how far does the player slide before coming to rest?

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what are five examples of things melting?​

Answers

ice cube to water, butter in pan, plastic when burned, candles, popsicles

ice cream melting in the sun
ice melting
a candle melting
snow melting cause of heat
butter melting in a pan

How is it possible a plant can sustain itself for 70 years locked inside a jar ?

Answers

Answer:

If you are talking about the experiment in which mouse and plants are kept in a closed glass jar in sunlight so in that case, they both survive because the CO2 released by the respiration of mouse is being utilized by the plants and fixed ( phosynthesis) and O2 is released as by product, which is taken by the mouse for respiration.

A flux of 0.6Wb passes through a motor field pole with an area of 120 cm2. Calculate the flux density

Answers

We will have that the flux density will be:

\(^{}\rho=\frac{0.6Wb}{120cm^2}\Rightarrow\rho=5\cdot10^{-3}Wb/cm^2\)

How long will it take a person walking at 2.1 m/s to travel 13 m?

Answers

Answer:

I gonna give you the number so but you need to round 6.19047619048

Explanation:

This is a speed formula so you would use the formula speed=distance/timeYou need to rearrange it to time=distance/speedSo you need to divide 13m by 2.1 m/s

In the photoelectric effect, the maximum speed of the electrons emitted by a metal surface when it is illuminated by light depends on which of the following? I. Intensity of the light II. Frequency of the light III. Nature of the photoelectric surface
I only
III only
I and II only
II and III only
I, II, and III only

Answers

In the photoelectric effect, the maximum speed of the electrons emitted by a metal surface depends on: II and III only (Frequency of the light and Nature of the photoelectric surface).

The maximum speed of emitted electrons, or the kinetic energy, is determined by the frequency of the incident light and the work function (which is a property of the photoelectric surface).

According to the equation K.E. = hν - φ, where K.E. is the kinetic energy, h is Planck's constant, ν is the frequency of the light, and φ is the work function, the kinetic energy of the emitted electrons is directly proportional to the frequency of the light and inversely proportional to the work function.

The intensity of the light only affects the number of emitted electrons, not their maximum speed.

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Planet Force (N) Mass (kg)
A 8.0 0.50
B 30 3.0
C 45 3.0
D 60 6.0
The gravitational force acting on various masses is measured on different planets. Measured values for the forces acting on the corresponding masses are shown in the data table. Analyze the data and develop a method for comparing the gravitational field strengths on the different planets. Use your method to compare the gravitational field strengths, and report your conclusions.

Answers

From the analysis, it can be concluded that planet A has the strongest gravitational field, followed by planet C, and planets B and D have the same gravitational field strength.

The gravitational force acting on various masses is measured on different planets. The table shows the measured values for the forces acting on the corresponding masses:Planet Force (N) Mass (kg)A 8.0 0.50B 30 3.0C 45 3.0D 60 6.0

Method for comparing the gravitational field strengths on the different planets:First, we can use the formula for calculating gravitational force: \(`F = G (m_1m_2 / r^2)`\)where G is the universal gravitational constant `\(6.67 * 10^{-11 }Nm^2/kg^2\), m1 and m2 are the masses of the two objects in kg, and r is the distance between the centers of the objects in meters.

We know that the force is proportional to mass (F = ma). So we can calculate the acceleration due to gravity (g) on each planet by dividing the force by the mass. Therefore, we can use the formula: `g = F / m`.

Comparing the gravitational field strengths on the different planets:We will calculate the acceleration due to gravity (g) on each planet.

For planet A: `

g = F / m

= 8.0 N / 0.50 kg

= 16 \(m/s^2\)`

For planet B: `g = F / m

= 30 N / 3.0 kg

= 10 \(m/s^2\)

For planet C: `g = F / m

= 45 N / 3.0 kg

= 15 \(m/s^2\)

For planet D: `g = F / m

= 60 N / 6.0 kg

= 10 \(m/s^2\)

`So we see that planet A has the strongest gravitational field, followed by planet C, then planet B and planet D have the same gravitational field strength.

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if a train starts from rest and attains a velocity of 100m/s in 25 seconds. calculate the acceleration produced by the train.​

Answers

-4 km/s2

Explanation:
0-100/25
-100/25
-4

the density of aluminum is 2700 kg/m3. if transverse waves travel at in an aluminum wire of diameter what is the tension on the wire?

Answers

The tension on the wire is 52.02 N.

From the question, we have

Density of aluminum = 2700 kg/m3

Area,

A = πd²/4

A = π x (4.6 x 10⁻³)²/4

A = 1.66 x 10⁻⁵ m²

μ = Mass per unit length of the wire

μ = ρA

μ = 2700 kg/m³ x 1.66 x 10⁻⁵ m²

μ = 0.045 kg/m

Tension on the wire = √T/μ

34 = √T/0.045

34² = T/0.045

T = 52.02 N

The tension on the wire is 52.02 N.

Complete question:

The density of aluminum is 2700 kg/m3. If transverse waves propagate at 34 m/s in a 4.6-mm diameter aluminum wire, what is the tension on the wire.

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The needs of society have no effect on technology. true or false

Answers

Answer:

False

Explanation:

A lot of inventors worked on inventions due to things that society needed. For example, Alexander Graham Bell created the telephone because we didn't have a stable line of communication back then.

Question 4 of 5
Which of Jupiter's moons has a very large number of active volcanoes?
A. Europa
B. Callisto
C. lo
D. Ganymede
SUOMI

Answers

Answer:

moon lo

Explanation:

It is the most volcanically active world in the solar system.

C. Moon lo. this is the correct answer

Find the tension in each cable supporting the 512-N cat burglar. Assume the angle theta of inclined cable is 33.0°.)Inclined cable ______NHorizontal cable _______NVertical _______N

Find the tension in each cable supporting the 512-N cat burglar. Assume the angle theta of inclined cable

Answers

a)The tension in each cable forms a triangle as shown below

The triangle formed is a right triangle.

AC represents the inclined cable

AB represents the horizontal cable

BC represents the vertical cable

The tension is the force acting on the vertical table. Given that the force is 512N,

the tension on the vertical table is 512N

To find the tension on the inclined cable, we would apply the Sine trigonometric ratio which is expressed as

Sinθ = opposite side/hypotenuse

From the triangle,

θ = 33

opposite side = BC = 512

hypotenuse = AC

Thus,

Sin 33 = 512/AC

By crossmultiplying,

512 = ACSin33

AC = 512/Sin33

AC = 940.1 N

The tension on the inclined cable is 940.1 N

To find the tension on the horizontal cable, we would apply the tangent trigonometric ratio which is expressed as

Tanθ = opposite side/adjacent side

adjacent side = AB

tan 33 = 512/AB

By crossmultiplying,

ABtan33 = 512

Dividing both sides of the equation by tan 33, we have

AB = 512/tan33

AB = 788.4

The tension on the horizontal cable is N788.4

Find the tension in each cable supporting the 512-N cat burglar. Assume the angle theta of inclined cable
Other Questions
Which graph shows the feasible region for constraints x greater or equal to 1.Y greater or equal to 1Y less than or equal to 2xY less than or equal to -x+15 Y greater or equal to -5x+16 Y greater than or equal to -x+9 the health care provider has scheduled a client with mitral stenosis for mitral valve replacement. what condition will the nurse expect to see as a complication of mitral stenosis? Barbara remembers that Madrid is the capital of Spain, but she has no idea when or where she acquired this knowledge. Her ________ memory is accurate, but her ________ memory is incomplete. Select one: a. nonassociative; semantic b. explicit; implicit c. semantic; episodic d. episodic; implicit Which of the following provides the best definition of the term line segment? O A. The distance between two points O B. The straight path between two points O C. The point where two sides of a polygon meet D. The angle measure between two rays Current Attempt in Progress The French Thaler and Company's stock has paid dividends of $1.37 over the past 12 months. Its historical growth rate of dividends has been 5 percent, but analysts expect the growth to slow to 2 percent annually for the foreseeable future. Determine the value of the stock if the required rate of return on stocks of similar risk is 20 percent. (Round answer to 2 decimal places, e.g. 527.52.) Stock value $ which of the following are techniques that you can use to help the reader follow your ideas? check all that apply. avoid repetition of the same word more than once. use pronouns to refer to previous nouns. use longer paragraphs. repeat a key idea by using the same expression or a similar one. place prepositions near the end of the sentence. Which step of mitosis involves the nucleus splitting and nuclear membranes forming around each new nucleus?A. metaphaseB. prophaseC. anaphaseD. telophase Based on what happens to Citizen X, under which government does he live? Athens, because Athenian law dictates that a single stolen item is not cause for conviction. Athens, because Athenian law has mercy on those who steal due to financial distress. Rome, because Roman law forces the accuser to have a burden of proof. Rome, because Roman law requires the wealthy and educated to be shown leniency. How do bonds work as an investment?. What are TWO reasons that the Louisiana Purchase caused a debate in the United States?People living in rural areas feared that they would be forced to move west.The Louisiana Purchase exposed the United States to the risk of a Spanish invasion.Many politicians felt that the US Constitution did not allow such a purchase.Military leaders believed that defending the new territory would be a burden.Some politicians accused President Thomas Jefferson of acting against his own principles. While is the best coolant, water or methanol? explain LIntegumentary services are provided in the office, home, or hospital, as aconsultation or other medical service, are found in the Evaluation & Management(E/M) codes (99202-99499), or in the Medicine Section (codes 99000-99082) forSpecial Services and Reports.9TrueFalse if your navigation radio was tuned to the point reyes vor (pye, about 25 nm northwest of san francisco), while you were over petaluma airport (o69, near pye), what indication would you not expect to see on What does Juliet demand from Romeo? What motivates this request on Juliets part Government policies can change the costs and benefits that people face. Those policies have the potential to. A right triangle has an X exterior angle with a measure of 142 . Can you determine the measures of the interior angles? Explain. What does time signature refer to?A. common timeB. bar lineC. how many beats in each measureD. simple time if anyone can help me write one paragraph response: ( i will give brainly )What is your opinion on the Treaty of Versailles? Was it too harsh? Or was it understandable given the damage caused in WWI? Give reasons for your answer After arguing, what makes cecily and gwendolen reconcile/make-up? the law permits certain defensive actions to be taken without incurring tort liability. courts would be unlikely to allow which defensive actions?