Question # 1

The color code of "Green"

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8

3

5

7

Binding energy per nucleon is maximum for

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Platinum

Iron

Uranium

Lead

The inductive reactance of a coil is direction proportional to.

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Inductance

Resistance

Frequency of A.C.

Both frequency of A.C. and inductance

The quantity of U in the naturally occurring uranium is.

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0.2%

0.3%

0.7%

0.4%

In 'N' type material, the minority charge carriers are.

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Free electrons

Holes

Protons

Mesons

By increasing the temperature of conductor, the flow rate of charges.

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Increase

Remains constant

Decreases

Changes exponentially

The main use of A.C is

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Minimum line losses

Long distance transmission

Stepping up to required voltage only

Steeping down to required voltage only

the current which flows from a point at higher. potential to point at lower potential is called.

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Electric current

Conventional current

Either of these

None of above

The impurity in the germinium is usually in the ratio of

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1:10⁶

1:10⁴

1:10⁸

1:10¹⁰

If force in the direction of velocity of conductor, then induced current is directed,

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Anti clockwise

Clock wise

At equilibrium

None of above

The magnitude of motional emf is given by

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The number of neutron present in a nucleus in a given by

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N = A+Z

N = A- z

N = Z - A

N = A X Z

Photo copier and inkjet printer are the applications of

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Magnetism

Electricity

`.Electro magnetism

Electrostatics

Truth table of logic function.

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Summarize its output values only

Tabulates all its input conditions only

Display all its input and output possibility

Is not base on logic algebra

The brightness of the spot of CRO screen is controlled by.

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Anode

Cathode

Grid

Deflecting plates

Transistor was invented by:

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Bardeen

Micheal faraday

Lenz

Newton

A positron is an anti particle of.

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Proton

Electron

Neutron

Photon

An expression for gain of an inverting amplifier is

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(R₁R₂)

None of these

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