The radioisotope used to study the thyroid gland is__________________?
The radioisotope used to study the thyroid gland is__________________?
A. Iodine
B. Cobalt
C. Iron
D. Carbon
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A thermal nuclear reactor compared to a fast breeder reactor ?
A thermal nuclear reactor compared to a fast breeder reactor ?A. Uses slower neutrons for fission
B. Uses faster neutrons for fission
C. Gives higher power density
D. Requires less fuel to run at the same power levelGraphite is used in nuclear reactor as_____________________?
Graphite is used in nuclear reactor as_____________________?A. Insulation lining of the reactor
B. Fuel
C. Lubricant
D. Retarder of neutron velocityWhich of the following undergoes fission reaction easily ?
Which of the following undergoes fission reaction easily ?A. U-235
B. U-238
C. Th-232
D. None of theseWhich of the following radiations is the least penetrating ?
Which of the following radiations is the least penetrating ?A. α-rays
B. β-rays
C. γ-rays
D. X-raysRadioactive decay is a _____________ change?
Radioactive decay is a _____________ change?A. Chemical
B. Nuclear
C. Physical
D. None of theseEnergy equivalent to one atomic mass unit (amu) is ______________ MeV?
Energy equivalent to one atomic mass unit (amu) is ______________ MeV?A. 9.31
B. 93.1
C. 931
D. 9310