Question # 1

Two opposite point charge of same magnitude separated by distance 2d, electric potential mid way between them is.

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1 V

2 V

Zero

V/2

If the medium between the charges is not free space then electrostatic force will.be

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Increase

Decrease

Remain same

None of these

Intensity of field inside a hollow charged sphere will be.

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Negative

Unaffected

Zero

Maximum

Electric field intensity at a point is defined by the relation.

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E= q/F

E = F/q

E = qF

E = F/q2

When some di electric is inserted between the plates of a capacitor, then capacitance.

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Decreases

Increases

Becomes zero

Becomes infinity

The middle region of electric field is:

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Maximum field spot

Zero field spot

Perpendicular field spot

All of above

One electron volt is equal to.

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1.6 x 10^-19 Joule

1.6 x 10^-19Coulomb

1.6 x 10^-12N

1.6 x 10¹⁸Joule

Electric potencial of earth is taken to be zero because the earth is good:

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Semiconductor

Conductor

Insulator

Dielectric

The electric intensity due to two oppositely charged plates is

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None of these

The number of electrons in one coulomb charge is equal to

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6.2 x 10¹⁸ electrons

Zero electrons

1.6 x 10^-22 electrons

6.2 x 10²¹ electrons

Electro encephalon graph is the diagnostic test for the working of.

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Eye

Heart

Brain

Lungs

Gauss's law can only be applied to.

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A curved surface

A flat surface

A closed surface

A surface of any shape

The electric potential at a mid point in an electric dipole is.

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0 V

0.5 V

1 V

1.5 V

The negative of the potential gradient is

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Electrostatic force

Electromotive force

Potential difference

Electric field intensity

Metals are good conductors of electricity because they have

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Large number of bounded electrons

Small number of electrons

Large number of free electrons

Small number of free electrons

The electric field lines are closer where the field is

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Strong

Weak

Uniform

Variable

Electric flux is a:

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Scalar quantity

Vector quantity

Variable quantity

None of these

The "toner" of photocopier is given:

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Positive charge

Negative charge

Remains neutral

All of above

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Physics FSC Part 2 Chapter 12 Online MCQ's Test MCQs With Answers

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