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If three wires of equal resistance are g...

If three wires of equal resistance are given then number of combinations they can be made to give different resistance is

A

4

B

3

C

5

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
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AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - II
  1. When two resistances are connected in parallel then the equivalent res...

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  2. A technician has only two resistance coils. By using them singly in se...

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  3. If three wires of equal resistance are given then number of combinatio...

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

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

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

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

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  8. A projector lamp can be used at a maximum voltage of 60V, its resistan...

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

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

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

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

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

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

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  15. Which of the four resistances P,Q,R and S generate the greatest amount...

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  16. What is the ratio of heat generated in R and 2R

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  17. A 5^(0)C rise in the temperature is observed in a conductor by passing...

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  18. For ensuring dissipation of same energy in all three resistors (R(1), ...

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  19. The intemal resistance of a 2.1 V cell which gives a current of 0.2 A ...

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  20. The emf of a daniel cell is 1.08V. When the terminals of the cell are ...

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