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State PCS PYQPrelims 2022

BPSC – Combined Competitive Examination · પ્રશ્ન 118

Which law states that equal volumes of all gases at the same temperature and pressure contain the same number of molecules?

Graham's law
Pascal's law
Avogadro's law
Coriolis effect
None of the above / More than one of the above

જવાબ બતાવો અને સમજૂતી

જવાબ: (C) Avogadro's law

સમજૂતી

Avogadro's law (1811): V ∝ n at constant T and P.

(A) ખોટો
Wrong: deals with diffusion rates.
(B) ખોટો
Wrong: deals with pressure in fluids.
(C) સાચો
Correct: this is Avogadro's law.
(D) ખોટો
Wrong: deflection due to Earth's rotation.
(E) ખોટો
Wrong: only one of the options A–D is correct.