- (A) 0.015
- (B) 7.54
- (C) 0.71
- (D) 32.97
Exam preparation MCQs with answers
Practice Pakistan's most useful MCQs for competitive exams
Prepare for NTS, PPSC, FPSC and subject-wise tests with fresh multiple choice questions, clear options and quick answer reveal.
Latest MCQs
- (A) 90U234
- (B) 90U238
- (C) 90U236
- (D) 92U236
- (A) Hydrogen gas
- (B) Water
- (C) Steam
- (D) A mixture of water & steam
- (A) 1
- (B) 0.5
- (C) 2
- (D) 4
- (A) α-ray
- (B) Proton
- (C) Position
- (D) β-ray
- (A) Protect the walls of the reactor from radiation damage
- (B) Absorb the fast neutrons
- (C) Slow down the secondary neutrons
- (D) Protect the fuel element from coming in contact with the coolant
- (A) It is difficult to control nuclear fusion reaction
- (B) The fuel required (i.e., deuterium & tritium) is scarce
- (C) It is difficult to initiate fusion reaction
- (D) Quantity of fuel required for initiating fusion reaction is prohibitively high
- (A) Can’t attain high temperature at normal pressure
- (B) Is not at all corrosive, even at a higher temperature
- (C) Is highly radioactive at elevated temperatures and can cause explosion, when it comes in contact with air or water
- (D) None of these
- (A) U-235
- (B) U-238
- (C) U-239
- (D) Pu-239
- (A) Thermal
- (B) Fast breeder
- (C) Heavy water moderated
- (D) Enriched uranium

