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In the circuit given below, the equivale...

In the circuit given below, the equivalent resistance between point A and C is

A

`4Omega`

B

greater than that between points A and D

C

less than that between points A and D

D

equal to that between points A and D

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CHETANA PUBLICATION-Current Electricity-Exercise
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  2. The range of a voltmeter can be increased by

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

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

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

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

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  7. The material of wire of potentiometer is

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

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  9. The algebraic sum of current at junction in any electric circuit is eq...

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  10. Which of the following instruments in generally used with a galvanomet...

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  11. A Wheatstone's bridge ABCD is balanced with a galvanometer between the...

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  12. The emf of a cell is E volt and internal resistance is r ohm. It resis...

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  13. State the principle of potentiometer.

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  14. Write down the equation for thermo emf when cold junction is at 0^@C a...

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  15. A cell of emf 1.1 V and internal resistance r is connected across as e...

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  16. State any two advantages of potentiometer over voltmeter.

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  17. Distinguish between ammeter and voltmeter, (any two points).

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  18. If V = nv Vg then show that X = G(nv -1).

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  19. Define potential gradient. State its unit and dimension.

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  20. Four resistances 4Omega, 8Omega, xOmega and 6Omega are connected in th...

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