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

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.

$$4 \times 10^{-5 \circ} \mathrm{C}^{-1}$$

$$4 \times 10^{-4 \circ} \mathrm{C}^{-1}$$

$$2 \times 0^{-5 \circ} \mathrm{C}^{-1}$$

$$2 \times 10^{-4 \circ} \mathrm{C}^{-1}$$

AP EAPCET 2021 - 20th August Morning Shift

MCQ (Single Correct Answer)

-0

Isothermal process is the graph between

pressure and temperature

pressure and volume

volume and temperature

pV and temperature

AP EAPCET 2021 - 20th August Morning Shift

MCQ (Single Correct Answer)

-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

Molar heat capacity of the process $$A B$$ is $$\frac{R}{2}$$

Heat is rejected by the system in path $$B C$$

Molar heat capacity for the process $$B C$$ is $$\frac{2 R}{3}$$

Work done by the system in the process $$C A$$ is $$\frac{2 U_0}{3} \ln 4$$

AP EAPCET 2021 - 20th August Morning Shift

MCQ (Single Correct Answer)

-0

The pressure of a gas is proportional to

the sum of kinetic and potential energies

potential energy

kinetic energy

None of the above

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