Power Plant Engineering - Study Mode

[#76] Isotopes of same elements have
Correct Answer

(B) Same chemical properties but different atomic numbers

Explanation

Solution: Isotopes of same elements have Same chemical properties but different atomic numbers

[#77] Boiling water reactor uses the following as moderator, coolant and working fluid
Correct Answer

(A) Ordinary fluid

Explanation

Solution: Boiling water reactor uses the following as moderator, coolant and working fluid and Ordinary fluid

[#78] Gas cooled reactor uses following materials as moderator and coolant
Correct Answer

(A) Graphite, CO 2

Explanation

Solution: Gas cooled reactor uses following materials as moderator and coolant Graphite, CO 2 .

[#79] Amongst the following, the fissionable materials are
Correct Answer

(A) U 233 and Pu 229

Explanation

Solution: Amongst the following, the fissionable materials are U 233 and Pu 229 .

[#80] The control rods in the control system of nuclear reactors are used to
Correct Answer

(A) Absorb excess neutrons

Explanation

Solution: Control rods are used in nuclear reactors to control the fission rate of uranium and plutonium. They are composed of chemical elements such as boron, silver, indium and cadmium that are capable of absorbing many neutrons without themselves fissioning.