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Which of the following relations between the drift velocity vd and electric field E obeys ohm's law.

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Important Questions on Current Electricity

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IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 37
As the temperature rises, the resistance offered by metal
EASY
CUET (UG)
IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 38
The resistance of a wire at 300 K is found to be 0.3 Ω. If the temperature coefficient of resistance of wire is 1.5×10-3 K-1, the temperature at which the resistance becomes 0.6 Ω is,
EASY
CUET (UG)
IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 39
At absolute zero, Si acts as
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CUET (UG)
IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 40
Thermistors are usually made of
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IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 41
Materials used in wire bound resistors are:
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IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 42
Which one of the following material is not used in wire-bound resistors?
HARD
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IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 43
Which of the following statement is not true about carbon resistors?
EASY
CUET (UG)
IMPORTANT
Achieve CUET (UG) Physics Practice Book>Chapter 3 - Current Electricity>Exercise>Q 44
Which of the following is a semiconductor?