Plot the distribution of kinetic energy of $β$ - particles and state why the energy of spectrum is continuous.

Important Questions on Nuclear Physics

HARD

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 22 - Nuclear Physics>EXERCISE 22>Q 26

Draw a graph showing the variation of potential energy of a pair of nucleons as a function of their separation. Indicate the region in which the nuclear force is attractive .

HARD

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 22 - Nuclear Physics>EXERCISE 22>Q 26

Draw a graph showing the variation of potential energy of a pair of nucleons as a function of their separation. Indicate the region in which the nuclear force is repulsive.

MEDIUM

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 22 - Nuclear Physics>EXERCISE 22>Q 27

Draw the graph showing the variation of binding energy per nucleon with mass number. Give the reason for the decrease of binding energy per nucleon for nuclei with high mass numbers.

HARD

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 22 - Nuclear Physics>EXERCISE 22>Q 28

Define the terms half-life period and decay constant of a radioactive sample. Derive the relation between these terms.

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 22 - Nuclear Physics>EXERCISE 22>Q 29

Draw a diagram to show the variation of binding energy per nucleon with mass number for different nuclei. State the reason why light nuclei usually undergo nuclear fusion.

MEDIUM

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 22 - Nuclear Physics>EXERCISE 22>Q 30

Why are neutrons considered as ideal particles for nuclear fission reactions?

MEDIUM

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 22 - Nuclear Physics>EXERCISE 22>Q 31

What is role of control rods in nuclear reactor?

EASY

12th West Bengal Board