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A wire of resistance 'R' is cut into fou...

A wire of resistance 'R' is cut into four equal parts and they are bundled together side by side to form a thicker wire. The resistance of the bundle is 

A

`(R)/(16)`

B

`(R )/(2)`

C

2 R

D

4 R

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - II
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  9. If three wires of equal resistance are given then number of combinatio...

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  10. The effective resistance between A and B in the given circuit is.

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  11. A letter 'A' is constructed of a uniform wire with resistance 1.0Omega...

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  12. The effective resistance between A and B in the given circuit is

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  13. The effective resistance in series combination of two equal resistance...

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  15. The temperature coefficient of resistivity of material is 0.0004/k. Wh...

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  16. When two identical wires made of different materials having resistivit...

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  17. Two metal wires of identical dimensions are connected in series. If si...

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  18. Heat produced in a conductor of resistance 4.2Omega with 10A current i...

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  19. A resistance coil of 60Omega is immersed in 42 kg of water. A current ...

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  20. Two bulbs whose resistances are in the ratio of 1 : 2 are connected in...

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