Modern Physics - Nuclear Physics - SS2 Physics Past Questions and Answers - page 5

41

Which of the following particles is commonly emitted in beta decay?

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B

Alpha particle

 

C

Proton

 

D

Neutron

 

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42

Nuclear reactions are primarily governed by:

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A

Electromagnetic forces

 

B

Gravitational forces

 

C

Strong nuclear forces

 

 

D

Weak nuclear forces

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43

The process of nuclear fission involves:

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A

Combining small atomic nuclei to form a larger nucleus.

 

 

B

Splitting a heavy atomic nucleus into smaller nuclei.

 

C

The release of energy through the formation of new compounds.

 

D

The decay of a radioactive isotope.

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44

Explain the process of nuclear fission and its significance in energy production.

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45

Nuclear fission involves:

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A

Combining two light atomic nuclei

 

B

Splitting a heavy atomic nucleus

 

C

Emitting high-energy gamma radiation

 

 

D

Converting mass into energy

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46

In a nuclear fission reaction, the released energy is primarily in the form of:

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A

Alpha particles

 

 

B

Neutrons

 

C

Protons

 

D

Electromagnetic waves

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47

Which of the following materials is commonly used as fuel in nuclear fission reactors?

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A

Deuterium

 

B

Hydrogen

 

C

Uranium-235

 

D

Helium

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48

Nuclear fusion involves:

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A

Splitting a heavy atomic nucleus

 

 

B

Combining two light atomic nuclei

 

C

Emitting beta particles

 

D

Absorbing high-energy gamma radiation

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49

The primary source of energy in the Sun is:

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A

Nuclear fission

 

B

Nuclear fusion

 

C

Radioactive decay

 

D

Chemical reactions

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50

Which of the following elements is commonly used as fuel in nuclear fusion reactions?

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A

Uranium

 

B

Plutonium

 

C

Deuterium

 

D

Thorium

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