Question # 1

Capacitance of a capacitor does not depend upon.

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Distance between plates

Area of plates

Electric field between plates

Medium between plates

The total flux through a closed surface.

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Directly proportional to shape and geometry

Independent of medium

Depend on shape and geometry

Dependent on medium and the charge enclosed

A capacitor stores energy in the form of.

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Magnetic field

Heat energy

Electrical energy

Mechanical energy

The electrons in one coulomb change is equal to.

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1.6 x 10^-19

2.25 x 10^-19

6.25 x 10^-18

6.25 x 10^-19

Electric flux is a

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Vector quantity

Scalar quantity

Both (a) and (b)

None of above

The toner of printer is given

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Positive charge

Negative charge

Neutral

First positive then negative

A force of 0.01 N is exerted on a charge 1.2 x 10^-5 C at a certain point. The electric field at that point is

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1.2 x 10⁴ N/C

1.2 x 10⁴ C/N

8.3 x 10² N/C

8.3 x 10^-2 N/C

The electric field created by positive charge is

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Radially inward

Zero

Circular

Radially outward

Force per unit charge is called:

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Gravitational force

Electric field intensity

Coulomb's force

None of these

Charge on electron is

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1.6 x 10^-19 C

1.6 x 10¹⁹C

1.6 x 10^-17C

1.6 x 10¹⁷C

NC-1 is the SI unit is

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Force

Charge

Current

Electric intensity

Which one of the following is correct

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All of above

The net charge on a capacitor magnitude of charge of charge

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Infinity

2 q

Q/2

Zero

The electric field lines are closer where the field is

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Strong

Weak

Uniform

Variable

For computation of electric flux, the surface area should be.

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Parallel

Flat

Curved

Spherical

SI unit of electric flux is.

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NmC¹

Nm^-1 C¹

Nm²C^-1

Nm³C²

The electrical intensity is equal to:

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-Δr/Δv

Δv/Δr

Δv/Δv

-Δv/Δr

The process of copying is:

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Axillugraphy

Chromatography

Xerography

Spectrography

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