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In the following circuit the value of re...

In the following circuit the value of resistance R

A

`5Omega`

B

`20Omega`

C

`30Omega`

D

`125Omega`

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CHETANA PUBLICATION-Current Electricity-Exercise
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  2. Which of the following statement is true?

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  5. If galvanometer is shunted by (1/n)^ th resistance, then the the frac...

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  6. An ideal voltmeter has

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  7. The resistance of a galvanometer is G. If S is the resistance used to ...

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  8. A moving coil galvanometer of resistance G gives full scale deflection...

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  9. The range of an ammeter can be increased by

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  10. The range of a voltmeter can be increased by

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  11. In the circuit given below, the equivalent resistance between point A ...

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  12. In a Wheatstone's network, the resistance in cycle order are P = 10Ome...

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  13. A lead resistance R is connected across a cell of emf E and internal r...

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  14. In the following circuit the equivalent resistance between A and B is ...

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  16. Length of potentiometer wire is 600 cm and a driving cell develop 6V p...

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