third
second
first
zero
✅ The correct answer is option C.
Chemical Engineering MCQs
Hydrogen has __________ isotopes.
no
one
two
three
✅ The correct answer is option D.
Primary purpose of a __________ nuclear reactor is to supply a high neutron flux of the order of 1013 to 1014 neutrons/cm2 second.
research
power
breeder
homogeneous
✅ The correct answer is option A.
The specific heats of three gaseous coolants namely H2, He and CO2 in the increasing order are
CO2, He, H2
CO2, H2, He
H2, He, CO2
H2, CO2, He
✅ The correct answer is option A.
Plutonium
is recovered from spent fuel from thermal nuclear reactor.
has much lower melting point (640°C ) compared to thorium (1690°C).
both (a) and (b).
neither (a) nor (b).
✅ The correct answer is option C.
Coolant used in a boiling water reactor is
hydrogen gas
water
steam
a mixture of water & steam
✅ The correct answer is option D.
Ceramic nuclear metals compared to solid nuclear metals have
higher melting points.
low strength at high temperature.
more chances of radiation damage.
poorer corrosion resistance.
✅ The correct answer is option A.
Which of the following is the best nuclear fuel?
Np- 239
U-234
Pu-239
Th-236
✅ The correct answer is option C.
A thermal nuclear reactor compared to a fast breeder reactor
uses slower neutrons for fission.
uses faster neutrons for fission.
gives higher power density.
requires less fuel to run at the same power level.
✅ The correct answer is option A.
The first underground nuclear test was conducted by India at
Jaisalmer
Pokharan
Kalpakkam
Narora
✅ The correct answer is option B.