1
MHT CET 2021 23rd September Evening Shift
+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
$$5.60 \times 10^5 \mathrm{Nm}^{-2}$$
2
MHT CET 2021 23rd September Evening Shift
+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
$$-460 \mathrm{~J}$$
3
MHT CET 2021 23rd September Evening Shift
+1
-0

Which among the following is NOT an intensive property?

A
Surface tension
B
Heat capacity
C
Viscosity
D
Temperature
4
MHT CET 2021 23th September Morning Shift
+1
-0

A system gives out $$\mathrm{x} \mathrm{~J}$$ of heat and does $$\mathrm{y} \mathrm{~J}$$ of work on it's surrounding. What is the internal energy change?

A
$$\mathrm{-x-y ~J}$$
B
$$\mathrm{y-x ~J}$$
C
$$\mathrm{x-y ~J}$$
D
$$\mathrm{x+y}$$ J
EXAM MAP
Medical
NEET