Nuclear Physics MCQs

Nuclear Physics MCQs

1. Which of the following is part of an atom

A. Mole
B. Gram mole
C. Atomic Number
D. Mole

2. Radioactive elements emit_______particle.

A. γ-particles
B. α-particle
C. β-particle
D. None of these

3. The Activity is proportional to the number of

A. undecayed nuclei
B. decayed nuclei
C. Daughter nuclei
D. father nuclei

4. What will be the gamma emission, when we change nucleon number.

A. Decreases by 1
B. Definite
C. Increase by 1
D. Zero

5. When the radiation is emitted from splits than how many components it divided.

A. 3 components
B. 5 components
C. 4 components
D. 2 components

6. What is the Most stable isotope in nature is

A. Uranium-235
B. Carbon-12
C. Iron-56
D. Uranium-238
E. None of these

7. The mass will______, when the energy is released from a system.

A. Increases
B. Decreases
C. Constant
D. Zero

8. What is the charge on Neutrons?

A. 1839 times of an electron
B. 1739 times of an electron
C. 1639 times of an electron
D. 1939 times of an electron

9. Which of the following is correct in the case of One atomic mass unit (AMU) is equal to

A. 1.66 x 10^-20 g
B. 1.66 x 10^-24 g
C. 1.66 x 10^-22 g
D. 1.66 x 10^-26 g

10. During the fission, what is the mass of products

A. Equal to the original nucleus
B. More than the original nucleus
C. less than the original nucleus
D. Both B and C
E. None of these

11. What is the range of air alpha particle:

A. Several thousand meters
B. Few centimeters
C. Several meters
D. None of these
E. Several hundred meters

12. Who was discovered by

A. W. Crooks
B. Newton
C. Einstein
D. R.A. Millikan
E. J.J. Thomson