more than 0.71% of U-235.
only fertile material.
only fissile material.
no impurities.
✅ The correct answer is option A.
Chemical Engineering MCQs
Neutrons have mass approximately equal to that of __________ atoms.
hydrogen
helium
deuterium
none of these
✅ The correct answer is option A.
__________ nuclear reactor does not require a heat exchanger to supply steam to power turbine.
Molten sodium cooled
Helium cooled
Boiling water
Pressurised water
✅ The correct answer is option C.
Function of control rod in a nuclear reactor is to control
temperature
pressure
fuel consumption
absorption of neutrons
✅ The correct answer is option D.
Indian monazite sand contains __________ percent thorium.
10
25
60
90
✅ The correct answer is option A.
A moderator __________ the neutrons.
slows down
absorbs
accelerates
reflects
✅ The correct answer is option A.
The number of neutrons accompanying the formation of 54Xe139 and 38Sr94 from the absorption of a slow neutron by 92U235 , followed by nuclear fission is
1
2
3
4
✅ The correct answer is option C.
Which of the following is not, a fertile material ?
Th-232
U-238
U-233
none of these
✅ The correct answer is option C.
Which is not a fissile nuclear material ?
U-233
U-235
U-238
Pu-239
✅ The correct answer is option C.
The decay product of tritium (a beta emitter) is
lithium
helium
deuterium
hydrogen
✅ The correct answer is option B.