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CHETANA PUBLICATION-Current Electricity-Exercise
- State and explain principle of potentiometer.
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- (1)In the following circuit, calculate the value of the current (I).
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- In an electric circuit, the currents 2A, 1.5A and 3A flow towards the ...
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- A resistance of 2Omega is connected in parallel to a galvanometer of r...
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- A galvanometer has a resistance of 16Omega. It shows full scale deflec...
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- A moving coil galvanometer has a resistance of 25Omega and goes a full...
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- The combined resistance of a galvanometer of resistance 500Omega and i...
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- A potentiometer wire has a resistance per unit length of 0.1 Omega//m....
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- Resistance of potentiometer wire is 0.1Omega//cm. A cell of emf 1.5V i...
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- In a balanced meterbridge, the segment of wire opposite to 20Omega is ...
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- A uniform wire is cut into two pieces such that on piece is twice as l...
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- Two coils are connected in series in one gap of the meterbridge and nu...
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- A skeleton tube is made of 12 wires each of resistance ROmega is conne...
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- A skeleton tube is made of 12 wires each of resistance ROmega is conne...
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- A skeleton tube is made of 12 wires each of resistance ROmega is conne...
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- A galvanometer has resistance of 25 Omega capacity to carry a maximum ...
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- At what point the null point be obtained in meterbridge experiment whe...
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- The potentiometer wire has length 10m and resistance 10Omega, if the c...
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- The potentiometer wire has length 10m and resistance 10Omega, if the c...
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- When a resister of 10Omega is connected across a cell, its terminal po...
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- Two cells having unknown emfs E1 and E2 (E1 > E2) are connected in pot...
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