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Reciprocal of resistance is called condu...

Reciprocal of resistance is called conductance.(True/False)

A

conductance

B

specific esistance

C

voltage

D

current

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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
  1. The resistance of a discharge tube is

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  2. A nichrome wire 1 m long and 1mm^2 in cross-section area drawn 4A at 2...

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  3. Reciprocal of resistance is called conductance.(True/False)

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  4. Which of the following physical quantities possesses the dimensions of...

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  5. The filament of electric bulb is made of .............. .

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  6. The length of a wire is doubled. Its conductance will

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  7. The length of a wire is doubled by pulling it.Find the new resistance.

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  8. Which of the following has negative temperature coefficient of resista...

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  9. Which of the following has a negative temperature coefficient?

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  10. A wire has a resistance of 3.1 Omega at 30^@C and a resistance of 4....

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  11. A wire has a resistance of 3.1Omega at 30^@C and a resistance of 4.5Om...

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  12. Three bulbs of electric powers 40 W, 60 W and 100 W are connected in s...

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  13. A 30 V . 90 W lamp is to be operated on a 120 V d.e. line for proper g...

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  14. If a power of 100 W is being supplied across a potential difference of...

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  15. A 10Omega electric heater operates on a 110 V line. The rate at which ...

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  16. On 220 V supply, a heater heats a volume of water in 5 minutes time. O...

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  17. Two heater coils separately take 10 minutes and 5 minutes to boil a ce...

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  18. Five equal resistors, when connected in seires, dissipated 5 W power, ...

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  19. If a wire of resistance 20 Omega is overed with ice and a voltage of 2...

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  20. A wire is cut into 4 pieces, which are put together by sides to obtain...

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