Free Printable NUCLEAR PHYSICS UNIT 4 CIA III

1.

Nuclei are ________ charged particle.

a)

Positive

b)

negative

c)

neutral

d)

none of the above

2.

Scattering of alpha particle from a _______ foil

a)

Thin gold

b)

Thin silver

c)

Thin boran

d)

Thin carbon

3.

The disintegration of berlium by alpha particle producings

a)

Neutron

b)

Photon

c)

Electron

d)

Proton

4.

The photon of energy is about _______

a)

2.25 MeV

b)

2.25 keV

c)

2.225 KeV

d)

2.225 MeV

5.

An incident particle strikes a target nucleus which gives

a)

Heavy nucleus

b)

compound nucleus

c)

nucleus

d)

nuclei

6.

According to bhor wheeler theory, the nucleus behaves like a ________

a)

Shell

b)

Shell

c)

Liquid drop

d)

None of the above

7.

Nuclear fission theory was explained by

a)

Bhor thomson

b)

Bhor newton

c)

Bhor wheeler

d)

Bhor

8.

The separation of the nucleus due to

a)

Surface tension

b)

Temperature

c)

Gravity

d)

Charge

9.

Nuclear chain reaction is a ____________ process

a)

Non self propagating

b)

Self propagating

c)

Fusion

d)

None of the above

10.

________ which is involved nuclear chain reaction

a)

U-235

b)

U-236

c)

U-237

d)

U-238

11.

Nuclear chain reaction which is emit _____

a)

Fast proton

b)

Fast neutron

c)

Fast photon

d)

Fast electron

12.

______ material used to prepare atomic bomb.

a)

Plutonium

b)

Uranium

c)

Both a & b

d)

Thorium

13.

The Chain reaction called in the name of

a)

Controlled

b)

un controlled

c)

Both a & b

d)

none of the above

14.

___________ isotopes is used to prepare hydrogen bomb.

a)

Hydrogen

b)

Nitrogen

c)

Carbon

d)

Silicon

15.

. The nuclear energy Q value expressed based on ____________ equivalence.

a)

Mass- Energy

b)

Mass-Time

c)

Mass-Charge

d)

Mass-Temperature

16.

A reaction with positive Q-value

a)

Endothermic

b)

Exothermic

c)

Hypothermic

d)

none of the above

17.

What is the mass of the products of a nuclear fusion reaction compared to the original elements?

a)

greater

b)

less

c)

the same

d)

varies according to the reaction

18.

Q- value can expressed interms of_____________ energy.

a)

Nuclear

b)

Binding

c)

Molecular

d)

Gravitational

19.

Transuranic elements are called _______________elements.

a)

Transuranius

b)

Transuranium

c)

Strong

d)

Weak

20.

____________ material which is slow down the neutron

a)

Heavy water

b)

Silver

c)

Boran

d)

Carbon

21.

_______________ which is used as control rod from nuclear reactor.

a)

Cadmium

b)

Iron

c)

Carbon

d)

Silicon

22.

In pressurized water reactor _______ is used as coolent.

a)

Water

b)

Oil

c)

Hydrogen

d)

Oxygen

23.

BWR which is expressed interms of

a)

Boiling Water Reactor

b)

Breeder Water Reactor

c)

Both a&b

d)

None of the above

24.

Hydrogen bomb which is working on the principle of

a)

Nuclear fission

b)

Nuclear chain

c)

Nuclear fusion

d)

None of the above

25.

From chain reactions ___________ types of neutron which is evolved

a)

1

b)

2

c)

3

d)

4

NUCLEAR PHYSICS UNIT 4 CIA III

Total questions: 25

Worksheet time: 50mins

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