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प्रश्न
Write an expression for calculating electrical power in terms of current and resistance.
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उत्तर
Electrical power in terms of current and resistance is P = I2R.
संबंधित प्रश्न
An electrical appliance has a resistance of 25 Ω. When this electrical appliance is connected to a 230 V supply line, the current passing through it will be:
(a) 0.92 A
(b) 2.9 A
(c) 9.2 A
(d) 92 A
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(ii) the current in the circuit, and
(iii) the voltage drop across each lamp.
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