Identify the correct formula of electric power. – McqOptions

MCQOPTIONS

1.	Identify the correct formula of electric power.
A.	Electric power = \(\frac {time \, taken}{electric \, work \, done}\)
B.	Electric power = \(\frac {electric \, work \, done}{time \, taken}\)
C.	Electric power = electric work done × time taken
D.	Electric power = \(\frac {1}{electric \, work \, done}\)
Answer» C. Electric power = electric work done × time taken

Discussion

No Comment Found

Related MCQs

An engine uses 30 A of current. The resistance offered is 15 ohms. Calculate the power consumed by the engine in horse power.
One watt is equal to __________
The power consumed by a 300 V bulb, having a resistance of 100 ohms, is 3 Watts.
Which one of the following is the practical unit of power?
Identify the correct formula of electric power.
Kabir bought 5 new light bulbs of 50 W each in addition to the 7 bulbs he already had in his house which were also 50 W each. Calculate his electricity bill, if he keeps the new bulbs on for 5 hours and the older bulbs on only for 3 hours, and the cost of one unit of electricity is Rs. 60.
Electric energy is dependent on time.
Calculate the number of units of electricity used if a bulb of 100 W is kept on for 5 hours.
1 kWh = ___________
The SI unit of electrical energy is ____________