1
BITSAT 2023
MCQ (Single Correct Answer)
+3
-1

A Carnot's heat engine works between the temperature $$527^{\circ} \mathrm{C}$$ and $$127^{\circ} \mathrm{C}$$. What amount of heat should it consume per second to deliver mechanical work at the rate of $$1.0 \mathrm{~kW}$$ ?

A
0.477 kcal/s
B
4.77 kcal/s
C
447.7 kcal/s
D
0.2385 kcal/s
2
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

A monoatomic gas of molar mass m is kept in a insulated container. Container is moving with velocity v. If the container is suddenly stopped, then the change in the temperature of the gas is

A
mv2/4R
B
mv2/2R
C
mv2/R
D
mv2/3R
3
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

One mole of an ideal diatomic gas undergoes a process as shown in the figure. The molar specific heat of the gas in the process is

BITSAT 2022 Physics - Heat and Thermodynamics Question 4 English

A
3R/2
B
R/2
C
5R/2
D
7R/2
4
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

An ideal monoatomic gas is taken round the cycle ABCDA as shown in the p-diagram

BITSAT 2021 Physics - Heat and Thermodynamics Question 13 English

The work done during the cycle is

A
pV
B
2pV
C
$${{pV} \over 2}$$
D
zero
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