Lakshya Education MCQs

Question: The most commonly used nuclear fuel in boiling water reactor is
Options:
A.Enriched uranium
B.Natural uranium
C.Plutonium
D.Monazite sand
Answer: Option A

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More Questions on This Topic :

Question 1. The atomic mass of an element is fractional, because
  1.    Of uncertainty principle
  2.    It may have isobars
  3.    It contains neutrons
  4.    It may have isotopes
Answer: Option D
Question 2. Nuclear power generation capacity in India is
  1.    3000 MW
  2.    10000 MW
  3.    More than hydroelectric power generation capacity
  4.    More than thermal power generation capacity
Answer: Option A
Question 3. Percentage of heavy water in ordinary water is around
  1.    0.015
  2.    7.54
  3.    0.71
  4.    32.97
Answer: Option A
Question 4. Research reactors are normally meant for
  1.    Producing high neutron flux 10¹²-10¹³ neutrons/cm², sec and studying the effect of neutron bombardment on dif ferent materials
  2.    Accelerating the neutrons
  3.    Power generation
  4.    None of these
Answer: Option A
Question 5. Pressure of CO₂ gas (which is a coolant) in the Calder-Hall nuclear reactor is __________ kgf/cm² .
  1.    0.2
  2.    7
  3.    35
  4.    50
Answer: Option B
Question 6. The amount of a radioisotope remaining undecayed after a time equal to four times its half life, will be __________ percent.
  1.    3.125
  2.    6.25
  3.    12.50
  4.    25
Answer: Option B

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