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When is Wheatstone bridge most sensitive...

When is Wheatstone bridge most sensitive ?

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BINA LIBRARY-CURRENT ELECTRICITY-EXERCISE
  1. Why is it easier to start a car engine on a warm day than on a chilly ...

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  2. What is rolling friction ?

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  3. When is Wheatstone bridge most sensitive ?

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  4. Why do we prefer a potentiometer with longer wire?

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  5. Why do we prefer a potentiometer with longer wire?

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  6. Why should the balance point be obtained in the middle of the wire of ...

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  7. Define friction.

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  8. A potential difference of 5 V is applied across a conductor of length ...

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  9. Specific resistance of the material of a wire is 44 x 10^6 Omega cm....

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  10. A cylindircal metallic wire is stretched to increse its length by 5%. ...

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  11. A cell of emf 4V and internal resistance 0.5 is connected across a loa...

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  12. A battery gives a current of 0.5A with an external resistor of 12 Omeg...

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  13. battery gives a current of 0.5A with an external resistor of 12 Omega ...

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  14. A cell can be balanced against 110 cm and 100 cm of potentiometer wire...

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  15. A resistance wire connected in the left gap of a metre bridge balances...

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  16. In a potentiometer arrangement, a cell of emf 1.25 V gives a balance p...

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  17. With a certain cell, the balance point is obtained at 65 cm from the e...

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  18. Two wires of same metal have same length, but their cross sections are...

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  19. A wire of resistance R is cut into n equal parts. These parts are conn...

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  20. The resistance of a 10m long wire is 10 Omega. Its length is increased...

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