1
MHT CET 2021 24th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

When $$\mathrm{x} \mathrm{kJ}$$ heat is provided to a system, work equivalent to $$\mathrm{y} \mathrm{J}$$ is done on it. What is internal energy change during this operation?

A
$$(1000 x+y) J$$
B
$$1000(\mathrm{x}+\mathrm{y}) \mathrm{J}$$
C
$$(x+1000 y) J$$
D
$$x+y$$ J
2
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the constant external pressure of an ideal gas when expanded from $$2 \times 10^{-2} \mathrm{~m}^3$$ to $$3 \times 10^{-2} \mathrm{~m}^3$$, if the work done by the gas is $$-5.09 \mathrm{~kJ}$$ ?

A
$$5.09 \times 10^5 \mathrm{Nm}^{-2}$$
B
$$1.01 \times 10^5 \mathrm{Nm}^{-2}$$
C
$$2.02 \times 10^5 \mathrm{Nm}^{-2}$$
D
$$5.60 \times 10^5 \mathrm{Nm}^{-2}$$
3
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

During a process, system absorbs $$710 \mathrm{~J}$$ of heat and increases the internal energy by $$460 \mathrm{~J}$$. What is the work performed by system?

A
$$-250 \mathrm{~J}$$
B
$$-1170 \mathrm{~J}$$
C
$$-710 \mathrm{~J}$$
D
$$-460 \mathrm{~J}$$
4
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following is NOT an intensive property?

A
Surface tension
B
Heat capacity
C
Viscosity
D
Temperature
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