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Question

Number of kilowatt-hours = volt×ampere×...........1000
  1. time in seconds
  2. time in minutes
  3. time in hours
  4. time in days

A
time in days
B
time in seconds
C
time in hours
D
time in minutes
Solution
Verified by Toppr

Power, P=VI
1 kilowatt-hour means P=1kW=1000W and time t=1hour
As kWh is the unit of electrical energy so 1kWh=VIt/1000.
Thus, time will be in hour.

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