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प्रश्न
The work done in moving a unit charge across two points in an electric circuit is a measure of ______.
पर्याय
current
potential difference
resistance
power
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उत्तर
The work done in moving a unit charge across two points in an electric circuit is a measure of potential difference.
संबंधित प्रश्न
What is the current in a circuit if the charge passing each point is 20 C in 40 s?
A flash of lighting carries 10 C of charge which flows for 0.01 s. What is the current? If the voltage is 10 MV, what is the energy?
How many electrons are flowing per second past a point in a circuit in which there is a current of 5 amp?
A wire of uniform thickness with a resistance of 27Ω is cut into three equal pieces and they are joined in parallel. Find the equivalent resistance of the parallel combination.
A wire of length 5 m has a resistance of 2.0 Ω calculate:
(a) the resistance of wire of length 1 m
(b) the equivalent resistance if two such wires each of length 2 m are joined in parallel.
(c) the resistance of 1 m length of wire of same material but of half diameter.
Find the effective resistance in the following circuit diagrams (Fig.):
