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प्रश्न
Unit of electric power may also be expressed as
पर्याय
volt ampere
kilowatt hour
watt second
joule second
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उत्तर
volt ampere
Explanation -
Power is defined as
P = VI
where, V = Potential difference (Volt)
I = Current (Ampere)
So, unit of electric power may also be expressed as volt ampere.
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संबंधित प्रश्न
The SI unit of charge is volt.
The figure given below shows an electric circuit in which current flows from a 6 V battery through two resistors.
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(c) Which circuit gives out the maximum light?
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Tick (✓) the correct choice among the following :
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Fill in the blank :
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Match the items in column-I to the items in column-II:
| Column - I | Column - II |
| (i) electric current | (a) volt |
| (ii) potential difference | (b) ohm meter |
| (iii) specific resistance | (c) watt |
| (iv) Electrical power | (d) joule |
| (v) electrical energy | (e) ampere |
