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A current of 5 amperes flows through a w...

A current of 5 amperes flows through a wire whose ends are at a potential difference of 3 volts. Calculate the resistance of the wire.

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The correct Answer is:
`0.6 Omega`
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LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
  1. A potential difference of 20 volts is applied across the ends of a res...

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  2. A resistance of 20 ohms has a current of 2 amperes flowing in it. What...

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  3. A current of 5 amperes flows through a wire whose ends are at a potent...

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  4. Fill in the following blank with a suitable word: Ohm's law states a...

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  5. Distinguish between good conductors, resistors and insulators. Name tw...

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  6. Which of the following are conductors and which are insulators? Sul...

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  7. What is Ohm's law? Explain how it is used to define the unit of resist...

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  8. (a) What is meant by the ''resistance of a conductor''? Write the rela...

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  9. (a) Define the unit of resistance (or Define the unit ''ohm''). (b) ...

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  10. (a) Why do electricians wear rubber hand gloves while working with ele...

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  11. (a) Name an instrument that measures electric current in a circuit. De...

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  12. (a) What is the ratio of potential difference and current known as? ...

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  13. The p.d. across a 3Omega resistor is 6V. The current flowing in the re...

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  14. A car headlight bulb working on a 12V car battery draws a current of 0...

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  15. An electrical appliance has a resistance of 25Omega. When this electri...

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  16. When a 4Omega resistor is connected across the terminals of a 12V batt...

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  17. OHM'S LAW is a relation between :

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  18. The unit of electrical resistance is:

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  19. The substance having infinitely high electrical resistance is called:

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  20. Keeping the potential difference constant, the resistance of a circuit...

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