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If the galvanometer reading is zero, in ...

If the galvanometer reading is zero, in the given circuit. Then the value of 'X' will be

A

`200 Omega `

B

`1000 Omega `

C

`500 Omega `

D

`100 Omega `

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The correct Answer is:
D
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AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (CUTTENT ELECTRICITY )
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  4. Th equivalent resistance between points A and B of an infinite network...

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  6. Equivalent resistance across A and B in the given circuit is

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  7. Calculate the effective resistance between the points A and B in the c...

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  8. The equivalent resistance across XY is

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  9. An aluminium ( alpha(Al) = 4 xx 10^(-3) //""^(0) C) wire resistance R1...

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  10. A carbon filament has resistance of 120Omega at 0^(@)C what must be t...

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  11. The resistance of a metal wire is 10 Omega . A current of 30 mA is flo...

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  12. The maximum voltage that can be applied to 5 KOmega and 8W resistor w...

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  13. Three equal resistors connected in series across a source of emf toget...

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  14. Same mass of copper is drawn into 2 wires of 1 mm thick and 3mm thick....

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  15. Masses of three wires are in the ratio 1:3:5. Their lengths are in the...

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  16. The specification on a heater coil is 250 V, 500 W. Calculate the resi...

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  17. In the following circuit, 5Omega resistor develops 45 J/s due to curre...

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  18. In a large building, there are 15 bulbs of 40 W, 5 bulbs of 100 W, 5 f...

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  20. Two wires 'A' and 'B' of the same material have their lengths in the r...

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