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How much work is done in moving a charge of 2 C across two points having a potential difference 12 V? 


Given, 

Charge, Q = 2 C
Potential difference across the two ends, V = 12 V 

Work done in moving a charge, W = QV
                                                    = 2 C x 12 V
                                                    = 24 J. 

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How much energy is given to 5 coulomb of charge passing through 12 V battery? 

Name the law which gives relationship between the potential difference across a conductor and the current flowing through it.

State Ohm’s law.

Draw a schematic circuit diagram consisting a battery, a plug key, an ammeter and a bulb all connected in series with a voltmeter connected in parallel with the bulb.

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