BPSC – Combined Competitive Examination · પ્રશ્ન 20
Which of the following represents the suitable condition for the liquefaction of gases?
જવાબ બતાવો અને સમજૂતી
જવાબ: (A) Low temperature, high pressure
સમજૂતી
Gases liquefy when cooled below their critical temperature and compressed.
- (A) સાચો
Correct: cooling slows molecules and pressure pushes them together.
- (B) ખોટો
Wrong: low pressure keeps molecules apart.
- (C) ખોટો
Wrong: high temperature resists liquefaction.
- (D) ખોટો
Wrong: the opposite of what is needed.