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An electric kettle for use on a 230V sup...

An electric kettle for use on a 230V supply is rated at 300 W. for safe working the cable connected to it should be able to carry at least:

A

2A

B

5A

C

10A

D

15A

Text Solution

Verified by Experts

The correct Answer is:
D
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LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
  1. Commercial Unit Of Energy

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  2. How much energy does a 100W electric bulb transfer in 1 minute?

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  3. An electric kettle for use on a 230V supply is rated at 300 W. for saf...

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  4. How many joules of electrical energy are transferred per second by a 6...

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  5. At a given time, a house is supplied with 100A at 220V. How many 75W, ...

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  6. If the potential difference between the ends of a fixed resistor is ha...

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  7. State whether an electric heater will consume more electrical energy o...

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  8. The table below shows the current in three different electrical applia...

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  9. A boy noted the readings on his home's electricity meter on Sunday at ...

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  10. Several electric bulbs designed to be used on a 220 V electric supply ...

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  11. Two exactly similar electric lamps are arranged (i) in parallel, and (...

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  12. How does the heat H produced by a current passing through a fixed resi...

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  13. The current passing through an electric kettle has been doubled. The h...

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  14. Name two effect produced by electric current.

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  15. Which effect of current is utilised in an electric light bulb?

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  16. Which effect of electric current is used in the working of an electric...

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  17. Name two effect produced by electric current.

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  18. Explain why, filament type electric bulbs are not power efficient.

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  19. Why does the cord of an electric heater not glow while the heating ele...

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  20. (a) Write down the formula for the heat produced when a current I is p...

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