temperature
pressure
amount of element present
none of these
✅ The correct answer is option D.
Engineering
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3572. Percentage of heavy water in ordinary water is around
0.015
7.54
0.71
32.97
✅ The correct answer is option A.
3573. Unit of radioactivity is
barn
Fermi
Angstrom
Curie
✅ The correct answer is option D.
3574. Nuclear power plant is not located at
Talcher (Orissa)
Rawatbhata (Rajasthan)
Kalpakkam (Tamilnadu)
Kaiga (Karnataka)
✅ The correct answer is option A.
3575. Velocity of the thermal neutron (< 0.025 eV) used for fission of U-235 is around __________ m/sec.
1
2200
3 x 1011
9 x 1021
✅ The correct answer is option B.
3576. The half life period of a radioactive element depends on its
temperature
pressure
amount
none of these
✅ The correct answer is option D.
3577. MeV is the unit of
radioactivity
energy
potential difference
none of these
✅ The correct answer is option B.
3578. Which of the following is present in Bhabha Atomic Research Centre (BARC) complex, Trombay (Bombay) ?
Power reactor
Research reactor
Fast breeder reactor
Heavy water plant
✅ The correct answer is option B.
3579. What is the average life of a radioactive atom having a ‘half life period’ of T ?
1.44 T
0.144 T
14.4 T
2T
✅ The correct answer is option A.
3580. Molten sodium is used as a coolant in a fast breeder reactor, because of its
excellent moderating properties.
neutron breeding capability.
faster heat removal capability from the core.
capability to increase the reaction rate in the core.
✅ The correct answer is option C.