Which of the following is not an ore of uranium ?
Which of the following is not an ore of uranium ?
A. Pitchblende
B. Kyanite
C. Carnotite
D. Rescolite
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A boiling water reactor is the one, in which the_______________________?
A boiling water reactor is the one, in which the_______________________?A. Coolant water is allowed to boil in the core of the reactor
B. Coolant water, after being heated in the reactor core, generates steam in a boiler
C. Pressurised water is pumped into the core
D. Fuel and the coolant are thoroughly mixed to form a homogeneous solutionAn ideal coolant for a nuclear reactor should ________________?
An ideal coolant for a nuclear reactor should ________________?A. Be a good absorber of neutrons
B. Be capable of attaining high temperature, only when it is pressurised
C. Have high density, but low heat transfer co-efficient
D. Be free from radiation damage and non-corrosiveIn a nuclear explosion, the energy is released primarily in the form of _____________ energy?
In a nuclear explosion, the energy is released primarily in the form of _____________ energy?A. Potential
B. Thermal
C. Kinetic
D. ElectricalIn a pressurised water reactor (PWR), the___________________?
In a pressurised water reactor (PWR), the___________________?A. Fuel is natural uranium and heavy water acts both as moderator & coolant
B. Coolant water boils in the core of the reactor
C. Coolant water is pressurised to prevent bulk boiling of water in the core
D. Use of moderator is not requiredHeat is generated in a nuclear reactor (thermal) by_________________?
Heat is generated in a nuclear reactor (thermal) by_________________?A. Combustion of a nuclear fuel e.g. uranium
B. Fusion of atoms of uranium
C. Absorption of neutrons in uranium atoms
D. Fission of U-235 by neutronsAtoms with same number of neutrons, but different number of nucleons are called___________________?
Atoms with same number of neutrons, but different number of nucleons are called___________________?A. Isotones
B. Isobars
C. Isotopes
D. Isostere