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प्रश्न
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संबंधित प्रश्न
State whether the resistance of filament of a bulb will decrease, remain unchanged or increase when it glows.
Name the physical quantity of which the unit is ohm
What do you understand by the term electric potential?
Calculate the total number of electrons flowing through a circuit in 20 mins and 40 s, if a current of 40 μA flows through the circuit.
[1 e– = 1.6 × 10-19 C]
4 × 1020 electrons flow through a circuit in 10 hours. Calculate magnitude of current. [1 e- = 1.6 × 10-19 C]
What is the electrical potential at a point in an electric field when 24 J of work is done in moving a charge of 96 C from infinity?
What is the function of a switch in an electric circuit?
Compare the brightness of two 60 watt bulbs.
When they are connected in series.
Explain giving scientific reasons.
