(B) The unit $kWh$ stands for kilowatt-hour.Power is defined as the rate of doing work or energy consumption,measured in kilowatts $(kW)$.Energy is de

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(B) The unit $kWh$ stands for kilowatt-hour.Power is defined as the rate of doing work or energy consumption,measured in kilowatts $(kW)$.Energy is defined as the product of power and time,expressed as $Energy = Power \times Time$.Therefore,the unit of energy is $kW \times h = kWh$.Since work is a form of energy,$kWh$ is a unit of work or energy.

Class 10 Science Electricity Heating Effect of Electric Current and Electric Power

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Which physical quantity has a unit of $kWh$?

A
Electric Power
B
Work
C
Electric current
D
Electric potential

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Electricity

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Heating Effect of Electric Current and Electric Power

Which alloy is used to make the heating element (resistance wire) in an electric iron?

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Define one watt.

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Two electric bulbs $A$ and $B$ are marked $220\, V, 60\, W$ and $220\, V, 100\, W$ respectively. Which one of the two has greater resistance?

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$(a)$ Name the effect of electric current which is utilised in the working of an electrical fuse.
$(b)$ How is a fuse connected in a domestic circuit?

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The unit of electric power may also be expressed as:

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Which physical quantity has a unit of $kWh$?

Similar Questions

Which alloy is used to make the heating element (resistance wire) in an electric iron?

Define one watt.

Two electric bulbs $A$ and $B$ are marked $220\, V, 60\, W$ and $220\, V, 100\, W$ respectively. Which one of the two has greater resistance?

$(a)$ Name the effect of electric current which is utilised in the working of an electrical fuse.$(b)$ How is a fuse connected in a domestic circuit?

The unit of electric power may also be expressed as:

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$(a)$ Name the effect of electric current which is utilised in the working of an electrical fuse.
$(b)$ How is a fuse connected in a domestic circuit?