Beta particles ionize an atom_________________?

A. Due to the electrostatic force of attraction
B. Due to the electrostatic force of repulsion
C. Due to a direct collision
D. Due to the gravitational force

Alpha particles possess greater penetration power than that of beta particles due to its_____________?

A. Smaller ionization power
B. Greater ionization power
C. Neither greater nor smaller ionization power
D. Same ionization power

If one or more of the neutrons emitted during fission cab be used to build up further fission then the reaction is self-sustained and is known as __________________?

A. Fission reaction
B. Fusion reaction
C. Chain reaction
D. Chemical reaction

Pair production takes place in the vicinity of a heavy nucleus so that_____________?

A. Net energy is conserved
B. Net charge is conserved
C. Net momentum is conserved
D. All of the above

During an encounter with an atom alpha particle knocks out ______________?

A. Protons
B. Electrons
C. Neutrons
D. Nothing

The path of alpha particle is_______________?

A. Rectilinear
B. Curved
C. Zig-zag or erratic
D. Elliptical

Which of the following radiations are suitable for the treatment of an infection in the interior of the body ?

A. Α-rays
B. Β-rays
C. Γ-rays
D. X-rays

Various types of cancer are treated by_________________?

A. Cobalt-60
B. Strontium-90
C. Carbon-14
D. Nickel-63

Sterilization of surgical instruments medical supplies and bandages can be done by exposing them to a beam of_______________?

A. Α-rays
B. Β-rays
C. Γ-rays
D. B and c have equal antiseptic propertie

The charge on alpha particles is________________?

A. Plus one
B. Plus two
C. Minus two
D. Minus one