How much should the pressure be increased in order to decrease the volume of a gas by 10% at a constant temperature?
(A) 7%
(B) 8%
(C) 10%
(D) 11.11%
1 Answers
A ⇌ 2B + Heat, the number of ‘A’ molecules increases if : a. volume is increased b. temperature is increased
Option : b. temperature is increased
2 Answers 5 views
The volume (V) of a mass of gas varies directly as its absolute temperature (T) and inversely as the pressure (P) applied to it. The gas occupies a vo
Correct Answer - ` (700)/3 K`
2 Answers 1 views
The volume (V) of a mass of gas varies directly as its absulute temperature (T) and iversely as the pressure (P) applied to it. The gas occupies a vol
Correct Answer - 125 K
2 Answers 1 views
The radius of a sphere decreases from 10 cm to `9.9` cm. Find (i) approximate decrease in its volume. (ii) approximate decrease in its surface.
Correct Answer - `(i) 40 pi cm^(3) (ii) 8 pi cm^(2)`
2 Answers 1 views
The volume of a gas varied linearly with absolute temperature if its pressure is held constant.
At temperature of -273.15°C, the volume of the gas will be ideally zero.
2 Answers 3 views
The compressibility of water is ‘o’ per unit atmospheric pressure. The decrease in its volume ‘V’ due to atmospheric pressure ‘P’ will be
Correct option is: (C) σPV
2 Answers 1 views
Explain why specific heat capacity of a gas at constant pressure is greater than that at constant volume.
1. When the gas is heated at constant volume. there is no work done against external pressure. 2. Hence, all the supplied heat is used in raising the temperature of the...
2 Answers 1 views
The velocity of sound in a gas is 340 m/s at the pressure P, what will be the velocity of the gas when only pressure is doubled and temperature same?
Correct option is: (C) 340 m/s
2 Answers 1 views
Decrease in the volume of same quantity of gas under pressure is known as ……..
A) compressibility
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