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Specific resistance of a wire depends on...

Specific resistance of a wire depends on the

A

mass

B

length

C

area of cross-section

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
D
Specific resistance depends only on the material of the wire.
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RESONANCE ENGLISH-CURRENT ELECTRICITY-Exercise
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  4. If on applying the potential of 20V on a conductor its conductance bec...

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  5. The wires of same dimension but resistivities rho(1) and rho(2) are co...

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  6. The dimensions of a block are 1cmxx1cmxx100cm. If the specific resista...

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  7. When a resistance wire is passed through a die the cross-section area ...

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  8. When the resistance of copper wire is 0.1 Omega and the radius is 1mm,...

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  9. A wire is stretched to n times its length. Then the resistance now wil...

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  10. The specific resistance of a conductor increases with

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  11. The value of current I in the circuit will be

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  12. Three wires each have resistance 2Omega, if we connect 2 in series wit...

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  13. In the shown circuit, what is the potential difference across A and B

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  14. In the circuit element given here, if the potential at point B, V(B)=0...

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  15. A cell has and emf 1.5 V . When connected across an external resistanc...

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  16. Two bulbs 25 W, 220 V and 100 W, 220 V are given . Which has higher re...

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  17. In the figure the potential difference across 6 ohm resistor is 48 V. ...

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  18. The total power dissipated in watts in the circuit shown here is

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  19. A student measures the terminal potential difference (V) of a cell (of...

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  20. One filament takes 10min to heat a kettle and another takes 15 min. If...

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