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Physics - Current Electricity Questions and Answer >>

1 2 3 4 5  Next >>  Page 1 of 10 pages (50 Objective Questions)

1. The resistors of resistances 2 Ω, 4 Ω and 8 Ω are connected in parallel, then the equivalent resistance of the combination will be


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2. What is the current (i) in the circuit as shown in figure .


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3. A minimum resistance is to be prepared from a copper wire, its length and diameter should be


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4. An ammeter reads upto 1 ampere. Its internal resistance is 0.81 ohm. To increase the range to 10 A the value of the required shunt is


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5. The resistance of an incandescent lamp is


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