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Asked by Sabu

Jun 24, 2014

Answer.

P = V^{2}/R

If V = 220 V we have

100 W = 220^{2}

P = V

If V = 220 V we have

100 W = 220

Asked by Sudharsan s

May 7, 2015

What is the difference between resistance and resistivity of a conducter? Please Explain?

Answer.

- Resistance of a conductor is the obstruction offered by the conductor in the flow of current throu...

Asked by Prateek Jain

Jul 9, 2015

I want all the formulas used in chapter electricity

The formulas used in class X are-

1- I,current=Q,charge/T,time

2- V,potential differnce=W,work done/Q,charge

3-V,potential difference=I,cureent*R,resistance

4-Resisitivity=(R,resista...

1- I,current=Q,charge/T,time

2- V,potential differnce=W,work done/Q,charge

3-V,potential difference=I,cureent*R,resistance

4-Resisitivity=(R,resista...

Asked by Adhavan M

Jul 22, 2014

calculate the number of electron constituting 1 coulomb of charge

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Asked by Letusknowwhy

Apr 22, 2014

State JouleÂ’s law of heating. Mention SI unit Heat energy.

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Asked by Inu

Jul 20, 2013

hat are the factors on which the resistance of a conductor depends? what happens to the resistivity of a conductor when its length is doubled?

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Asked by R murali

Jun 6, 2014

- What is the resistance of an ideal voltmeter and ammeter ? how are they connected in a circuit?

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Asked by Vanshika madan

Jul 11, 2015

Why an ammeter is connected in series while a voltmeter is in parallel?

(i) The internal resistance of the ammeter is very low.If we connect it in&...

Asked by Inu

Aug 3, 2013

draw a schematic diagram of circuit consisting of a battery of five 2 V cells, a 5 ohm resistor, a 10 ohm resistor and a 15 ohm resistor , and a plug key, all are connected in series.Calculate the electric current passing through the above above circuit when the key is closed.

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Asked by Anithasoundar Soundar

Jun 11, 2014

a 100 electric bulb is lighted for 2 hrs daily and four 40w bulbs are lighted for 4 hrs daily .calculate the energy consumed(in Kwh)in 30 day

Answer: