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A heat producing device should be used i...

A heat producing device should be used in an electric circuit. This device should have

A

high resistance and low melting point

B

low resistance and high melting point

C

high resistance and high melting point

D

low reistance and low melting point

Text Solution

Verified by Experts

The correct Answer is:
C
high resistance and high melting point
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CPC CAMBRIDGE PUBLICATION-DEPARTMENTAL MODEL QUESTION PAPER - 1-ANSWER THE FOLLOWING QUESTIONS
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  6. What is an exothermic reaction? Which of the following is an exothermi...

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  7. Aqueous solutions of sodium chloride, sodium sulphate and calcium chlo...

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  10. Draw the diagram of an electric circuit in which the resistors R(1),R(...

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  11. What are ionic compounds?

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  12. Name any two metals that react with cold water very quickly. Write the...

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  13. Draw the diagram of an electrolytic cell used in the purification of c...

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  14. What are the methods used by plants to get rid of excretory products?

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  15. Mention the importance of transpiration in plants.

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  16. Draw the ray diagram showing the position of the object and image, to ...

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  17. Draw the diagram of arrangement of the apparatus to show the reaction ...

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  18. Imagine that in an area containing green bushes, almost equal number o...

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  19. Define the rule used to identify the direction of induced current in a...

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  20. On what principle an electric motor works? Define the rule used to ide...

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