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A voltmeter of resistance 998 Omega is c...

A voltmeter of resistance `998 Omega` is connected across a cell of emf 2 V and internal resistance `2 Omega`. Find the p.d. across the voltmeter, that across the terminals of the cell and percentage error in the reading of the voltmeter.

A

`1.99V`

B

`3.5 V`

C

5 V

D

6 V

Text Solution

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The correct Answer is:
A
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DC PANDEY-CURRENT ELECTRICITY-Taking it together
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  2. Two cells of emfs E(1) and (E(2) (E(1) gt E(2)) are connected as shows...

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  3. A voltmeter of resistance 998 Omega is connected across a cell of emf ...

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  4. A wire of 50 cm long, 1mm^(2) in cross-section carries a current of 4 ...

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  5. Three resistance P, Q, R each of 2 Omega and an unknown resistance S f...

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  6. A 2 V battery, a 990Omega resistor and a potentiometer of 2 m length, ...

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  7. The electron with change (q=1.6xx10^(-19)C) moves in an orbit of radiu...

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  8. Two resistance wires on joining in parallel the resultant resistance i...

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  9. A potentiometer having the potential gradient of 2 mV//cm is used to m...

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  10. The n rows each containinig m cells in series are joined parallel. Max...

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  11. A 100 V voltmeter of internal resistance 20 k Omega in series with a h...

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  12. A cell supplies a current i(1) trhough a resistnace R(1) and a current...

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  13. Out of five resistance of ROmega each 3 are connected in parallel and ...

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  14. Two batteries A and B each of e.m.f. 2 V are connected in series to a...

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  15. For a cell of e.m.f. 2 V , a balance is obtained for 50 cm of the po...

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  16. AB is a potentiometer wire of length 100 cm and its resistance is 10Om...

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  17. Equivalent resistance between the points A and B (in Omega) .

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  18. In the circuit shown here, what is the value of the unknown resistor R...

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  19. Two wire of the same meta have same length, but their cross-sections a...

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  20. The masses of the three wires of copper are in the ratio 5:3:1 and the...

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