Question # 1

A certain wire has a resistance R, the resistivity of an other wire of an identical material with the first, except for twice its diameter is.

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1/4 R

4R

2R

Same as R

In gas the charge carriers are:

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Electrons

Ions

Both a & b

None of above

The product of resistance and conductance is

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1

Resistivity

Conductance

Zero

Semiconductor diodes are called:

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Ohmic

non ohmic

Both a & b

none of above

Ampere second stands for the unit of.

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Charge

emf

energy

Power

If the resistance of 500 Ohm have fourth band of silver colour then its upper maximum resistance will be.

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600 Ohm

550 Ohm

450 Ohm

400 Ohm

What is the resistance of carbon resistor which has band brown black brown.

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100 Ohm

1000 Ohm

10 Ohm

1.0 Ohm

The reciprocal of resistance is called.

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Capacitance

Resistance

Conductance

Inductance

The condition for the wheatstone bridge to be balanced is given by

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None of above

For ohmic device the graph between V and I is.

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A straight line

Curve

Hyperbola

Parabola

The free electrons experience force.

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In direction of -E

In direction of E

Both A and B

All of the above

106 electrons are moving through a wire per second the current developed is:

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1.6 x 10-19 A

1 A

1.6 x 10-13A

106 A

Specific resistance of a material depends upon.

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Length

Area

Temperature

Both A and B

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Physics ICS Part 2 Chapter 13 Online MCQ's Test MCQs With Answers

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