What is the average life of a radioactive atom having a ‘half life period’ of T ?

A. Logarithmic
B. Exponential
C. Linear
D. Inverse square

A. Coolant
B. Moderator
C. Both A. & B.
D. Neutron absorber

A. Acts both as an efficient coolant as well as a moderator
B. Can be heated to a higher temperature without pressurizing
C. Is less prone to radiation damage
D. All A., B. and C.

A. 3.125
B. 6.25
C. 12.50
D. 25

A. Mass
B. Atomic
C. Both A. & B.
D. Neither A. nor B.

A. Zircaloy
B. Cadmium
C. Ceramics
D. Stainless steel