1
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the volume of a block of metal changes by $$0.12 \%$$ when heated through $$20^{\circ} \mathrm{C}$$, then find its coefficient of linear expansion.

A
$$4 \times 10^{-5 \circ} \mathrm{C}^{-1}$$
B
$$4 \times 10^{-4 \circ} \mathrm{C}^{-1}$$
C
$$2 \times 0^{-5 \circ} \mathrm{C}^{-1}$$
D
$$2 \times 10^{-4 \circ} \mathrm{C}^{-1}$$
2
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Isothermal process is the graph between

A
pressure and temperature
B
pressure and volume
C
volume and temperature
D
pV and temperature
3
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

For a monoatomic ideal gas is following the cyclic process ABCA shown in the U versus p plot, identify the incorrect option.

AP EAPCET 2021 - 20th August Morning Shift Physics - Heat and Thermodynamics Question 15 English

A
Molar heat capacity of the process $$A B$$ is $$\frac{R}{2}$$
B
Heat is rejected by the system in path $$B C$$
C
Molar heat capacity for the process $$B C$$ is $$\frac{2 R}{3}$$
D
Work done by the system in the process $$C A$$ is $$\frac{2 U_0}{3} \ln 4$$
4
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

The pressure of a gas is proportional to

A
the sum of kinetic and potential energies
B
potential energy
C
kinetic energy
D
None of the above
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