C.V. (kcal/Nm3 ) of gaseous fuels __________ with increase in molecular weight. (A) Decreases (B) Increases (C) Remain constant (D) May increase or decrease, depends on combustibles

C.V. (kcal/Nm3
) of gaseous fuels __________ with increase in molecular
weight.
(A) Decreases
(B) Increases
(C) Remain constant
(D) May increase or decrease, depends on combustibles
by

1 Answer

Answer :

(D) May increase or decrease, depends on combustibles
by

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Molecular diffusivity of a liquid (A) Increases with temperature (B) Decreases with temperature (C) May increase or decrease with temperature (D) Is independent of temperature

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