Question # 1

Energy of Black body radiation depends upon

Choose an answer

Nature of surface of body

Nature of material of body

Shape and size of body

Temperature of the body

The illustration of the phenomenon of mutual induction is in the device of

Choose an answer

Transformer

Inductor

A.C. Generator

Ammeter

The photon with energy greater than 1.02 MeV can interact with matter as.

Choose an answer

Photoelectric effect

Compton effect

Pair production

annihilation of matter

Pair production occurs only when energy of photon is at least equal in:

Choose an answer

1.02keV

1.02 eV

1.02 MeV

1.02 GeV

There is regular arrangement of molecules in:

Choose an answer

Amorphous solids

Crystalline solids

Both a and b

None of above

In an N-type silicon, which of the following statement is true?

Choose an answer

Electrons are majority carriers & trivalent atoms are the dopants

Electrons are majority carriers & pentavalent atoms are the dopants

Holes are minority carriers & pentavalent atoms are the dopants.

Holes are minority carriers & trivavalent atoms are the dopants.

The resistivity of two wires isρ₁ andρ₂ which are connected in series. If there dimentions are same then the equivalent resistivity of the combination will be:

Choose an answer

(ρ₁ +ρ₂)

1/ρ₁+ 1/ρ₂

ρ₁+ρ₂/2

ρ_1/ρ₂

Drum of photocopier is made of.

Choose an answer

Copper

Aluminum

Nickel

Cobalt

The charge on Beta particle is

Choose an answer

+e

-e

-2e

None of these

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

Choose an answer

Increase

Decrease

Remain same

None of these

Energy stored per uint volume inside a solenoid is called as

Choose an answer

energy density

Electric flux

Work

Volume charge density

The number of neutrons in Li are

Choose an answer

2

3

4

7

The particles equal in mass but greater than proton are.

Choose an answer

Mesons

Baryons

Leptons

Hadrons

The dead time of G.M tube is.

Choose an answer

10^-1 sec

10^-6sec

10^-4sec

10^-8sec

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

Choose an answer

N = A+Z

N = A- z

N = Z - A

N = A X Z

OR gate is represented by:

Choose an answer

X = A+B

X=A.B

X=A+B

X=A.B

The mass of proton in amu is:

Choose an answer

1.07276

1.7276

1.007276

1.0007276

When platinum is heated is become dull red at:

Choose an answer

900°C

500°C

800°C

1100°C

More Classes

Other Links

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

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer