Current Electricity Charging Discharging Of Capacitors Question 448

Question: (1) The product of a volt and a coulomb is a joule. (2) The product of a volt and an ampere is a joule/second. (3) The product of volt and watt is horse power. (4) Watt-hour can be measured in terms of electron volt. State if

[NCERT 1978; MP PMT 2003]

Options:

A) All four are correct

B) (1), (2) and (4) are correct

C) (1) and (3) are correct

D) (3) and (4) are correct

Show Answer

Answer:

Correct Answer: B

Solution:

$ W=qV $ also $ P=i\times V=\frac{W}{t} $