Question # 1

The electrical intensity is equal to:

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-Δr/Δv

Δv/Δr

Δv/Δv

-Δv/Δr

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

Ampere second stands for the unit of.

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Charge

emf

energy

Power

Transistor was discovered by

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Young

Curie

John Bardeen

Shale's

The types of quacks are.

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2

3

4

6

The mass of proton in amu is:

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1.07276

1.7276

1.007276

1.0007276

The mass of beta particle is equal to the mass

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Proton

Neutron

Electron

Photon

Electromagnetic induction obeys law of conservation

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Charge

Energy

Momentum

Mass

In current carrying long solenoid the magnetic field produced does not depend upon.

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The radius of solenoid

Number of turns per unit length

Current flowing through solenoid

All of the above

The wave form of alternating voltage is a

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Cotangent curve

Cosine curve

Sine curve

Tangent curve

The middle region of electric field is:

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Maximum field spot

Zero field spot

Perpendicular field spot

All of above

The domain theory of magnet is important to explain the behaviour of

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Diamagnets

Paramagnets

Ferromagnets

All of these

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Lenz's law

Faraday's law

Ampere's law

None of these

If both the magnitude of charges and distance between them is doubled, then coulomb's force will be.

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Doubled

Hlaf

Remain same

One fourth

We can find from de Broglie formula

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Wavelength

Amplitude

Speed of wave

Frequency of wave

The mutual inductance of the coils depends upon.

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Stiffness of the coils

Density of coils

Material of coils

Geometry of the coils

In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.

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90^o

270^o

0^o

180^o

In pure capacitor A.C. circuit, the current I and charge q are.

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In phase

Out of phase

Parallel to each other

None of above

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