Question # 1

If D.C. input for step up transformer, the output is

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Zero

High

Low

May be high or low

The converses of annihilation of matter is:

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Photoelectric effect

Relativistic effect

Pair production

Compton effect

Rectification is the process of converting.

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D.C. into A.C.

A.C. in to D.C.

Low signal to high

High signal to low

The curie temp for iron is about

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800^oC

740^oC

750^oC

650^oC

The binding energy for_________ is maximum.

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Copper

Glass

Iron

Aluminum

The sensitivity of galvanometer directly depends upon

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Magnetic field

Area of coil

Both a and b

None of a, b, c

For electromagnetic waves, Maxwell generalized

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Gauses law for magnetism

Gauses law for eletricity

Fradays law

Amperes law

The velocity of an oscillating charge as it moves to and fro along a wire is.

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Changing

Constant

Infinite

zero

In the Bohr's model of the hydrogen atom, the lowest orbit corresponds to:

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Infinite energy

Maximum energy

Minimum energy

Zero energy

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

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Chemical

Solar

Light

None of these

How many neutrons are there in the nuclide Zn⁶⁶?

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22

30

36

66

The use of LDR is in the circuit of.

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Logic gate

Rectifier

Oscillator

High Switch

Platinum wire becomes white at a temperature of.

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1600^oC

1300^oC

1100^oC

900^oC

When back emf in motor is zero, it draws.

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Zero current

Minimum current

Maximum current

Steady current

Subatomic particles are divided into groups.

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Photon

Laptons

Hadrons

All of these

Which of the following converts electrical energy into mechanical energy.

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Transformer

A.C. generator

D.C. generator

D.C. motor

A PN junction can not be sued a.

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Rectifier

Amplifier

Detector

LED

The particles which do not experience strong force are called.

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Baryons

Hadrons

Mesons

Laptons

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Physics ICS Part 2 Online MCQ's Test MCQs With Answers

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