1
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 5 English

The work done during the cycle is

A
pV
B
2pV
C
$${{pV} \over 2}$$
D
zero
2
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

Which of the following graphs show the correct relation between conductivity and temperature for a metallic conductor?

A
BITSAT 2021 Physics - Heat and Thermodynamics Question 4 English Option 1
B
BITSAT 2021 Physics - Heat and Thermodynamics Question 4 English Option 2
C
BITSAT 2021 Physics - Heat and Thermodynamics Question 4 English Option 3
D
BITSAT 2021 Physics - Heat and Thermodynamics Question 4 English Option 4
3
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

The ratio of the specific heats $${{{C_v}} \over {{C_p}}} = {1 \over \gamma }$$ in terms of degrees of freedom (n) is given by

A
$$\left( {1 + {n \over 3}} \right)$$
B
$$\left( {1 + {2 \over n}} \right)$$
C
$$\left( {1 + {n \over 2}} \right)$$
D
$$\left( {1 + {1 \over n}} \right)$$
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