A. plates
B. pallets
C. pins
D. any one of the above
E. none of the above
Related Mcqs:
- The most practical fuel for a thermo-nuclear reactor, both from econocical and nuclear consideration is____________________?
A. plutonium
B. uranium
C. deuterium
D. thorium
E. lithium - The fuel needed, with reflector in nuclear power plant, in order to generate sufficient neutrons to sustain a chain reaction, would be________________?
A. more
B. less
C. same
D. zero
E. negative, i.e. fuel would be generated - The efficiency of a nuclear power plant in comparison to conventional and nuclear consideration is__________________?
A. higher cost of nuclear fuel
B. high initial cost
C. high heat rejection in condenser
D. lower temperature and pressure condi-tions
E. nuclear hazard risk - In a fission process, maximum %age of energy is released as___________________?
A. kinetic energy of neutrons
B. kinetic energy of fission products
C. instantaneous release of gamma rays
D. gradual readioactive decay of fission products
E. none of the above - Which of the following is secondary fuel ?
A. Th232andU238
B. U233andPu239
C. U233andPu238
D. non oh these - The efficiency of a nuclear power plant in comparsion to a conventional thermal power plant is________________?
A. same
B. more
C. less
D. may be less or mote depending on size
E. unpredictable - The most commonly used moderator in nuclear plants is___________________?
A. heavy water
B. concrete and bricks
C. graphite and concrete
D. deutrium
E. graphite - The main interest of shielding in nuclear reactor is protection against_______________?
A. X-rays
B. infra-red rays
C. a, P, and y rays
D. neutrons and gamma rays
E. electrons - The function of control rods in nuclear plants is to__________________?
A. control temperature
B. control readioactive pollution
C. control absorption of neutron
D. control fuel consumption
E. none of the above - In nuclear fission___________________?
A. the original elements change into completely different elements
B. the electrons of the element change
C. the molecules rearrange themselves to form other molecules
D. none of the above
