Current Electricity Charging Discharging Of Capacitors Question 434
Question: One kilowatt hour is equal to
[NCERT 1974; MP PMT 2002]
Options:
A) $ 36\times 10^{5},joules $
B) $ 36\times 10^{3},joules $
C) $ 10^{3},joules $
D) $ 10^{5},joules $
Show Answer
Answer:
Correct Answer: A
Solution:
1 kWh = 1000 W ยด 3600 sec = 36 ยด 105 W-sec (or J)