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Which of the following characteristic is...

Which of the following characteristic is not suitable for a fuse wire?

A

thin and short

B

thick and short

C

low melting point

D

higher resistance than rest of wiring

Text Solution

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The correct Answer is:
B
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LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
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  2. The heat produced in a wire of resistance 'x' when a current 'y' flows...

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  3. Which of the following characteristic is not suitable for a fuse wire?

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  4. In a filament type light bulb, most of the electric power consumed app...

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  5. Which of the following is the most likely temperature of the filament ...

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  6. If the current flowing through a fixed resistor is halved, the heat pr...

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  7. The electrical resistivities of four materials P,Q,R and S are given b...

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  8. (a) How does the wire in the filament of a light bulb behave different...

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  9. Two exactly similar heating resistances are connected (i) in series, a...

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  10. Which electric heating devices in your home do you think have resistor...

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  11. What does an electric circuit mean ?

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  12. Define the unit of current.

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  13. Calculate the number of electrons consituting one coulomb of charge.

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  14. Name a device that helps to maintain a potential difference across a c...

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  15. What is meant by saying that the potential difference between two poin...

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  16. How much energy is given to each coulomb of charge passing through a 6...

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  17. On what factors does the resistance of a conductor depend ?

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  18. Will current flow more easily through a thick wire or a thin wire of t...

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  19. Let the resistance of an electrical component remain constant while th...

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  20. Why are coils of electric toasters and electric irons made of an alloy...

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