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Earn 100

The heating element of an electric heater should be made with a material, which should have:

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Important Questions on Electricity

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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 43
In charging a battery of motor car, the following effect of electric current is used:
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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 44
For electroplating a spoon, it is placed in the voltmeter at_____.
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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 45
Electroplating does not help in:
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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 46
Faraday's laws are the consequence of conservation of:
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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 47
Lenz's law is a consequence of the law of conservation of:
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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 48
The laws of electromagnetic induction have been used in the construction of a_____.
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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 49
Whenever, current is changed in a coil, an induced e.m.f. is produced in the same coil. This property of coil is due to:
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General Science for Competitive Exams>Chapter 6 - Electricity>EXERCISE>Q 50
Alternating current is converted to direct current by: