Question # 1

The product of resistance and conductance is

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1

Resistivity

Conductance

Zero

e.m.f is the conversion of --------------- energy into electrical energy

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Chemical

Solar

Light

None of these

The drift velocity is of order:

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10^-13m/s

10³ m/s

10^-3m/s

10^-4m/s

Ampere second stands for the unit of.

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Charge

emf

energy

Power

A rheostat can operate as.

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Amplifier

Potential divider

Oscillator

Transformer

5 A of current flows through a conductor in 2 minutes, charge in the wire is.

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500 C

600 C

400 C

10 C

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

When a wire is stretched and its radius becomes r/2, then its resistance will be

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16 R

4 R

2R

0

Three resistors of resistance R each are combined in various ways, Which of the following cannot be obtained?

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3 RΩ

2R /4Ω

R/3Ω

2R /3Ω

The vessel containing the tow electrodes and liquid to known as.

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Chemical cell

Volt cell

Volta cell

Volta meter

mho -m-1 is the unit of.

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Resistance

Resistivity

Conductance

Conductivity

Kirchhoff's voltage rule is a way of stating conservation of.

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Mass

Charge

Energy

Momentum

Tolerance of "Gold" band.

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±10%

±5%

±15%

±20%

Magnetic effect of current is used

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To detect a current

To measure a current

In electric motor

All of above

For non-ohmic devices, the graph between V and I is

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Not a straight line

A straight line

A curve

All of above

The reciprocal of resistance is called.

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Capacitance

Resistance

Conductance

Inductance

The unit of resistance is:

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Ω

Ωm

Ω^-1m^-1

Ωm^-1

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

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