1
MHT CET 2023 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A gas absorbs $$200 \mathrm{~J}$$ heat and expands by $$500 \mathrm{~cm}^3$$ against a constant external pressure $$2 \times 10^5 \mathrm{~N} \mathrm{~m}^{-2}$$. What is the change in internal energy?

A
$$800 \mathrm{~J}$$
B
$$-750 \mathrm{~J}$$
C
$$100 \mathrm{~J}$$
D
$$-150 \mathrm{~J}$$
2
MHT CET 2023 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following pair of properties is intensive?

A
Mass and heat capacity
B
Heat capacity and pressure
C
Specific heat and pressure
D
Internal energy and boiling point
3
MHT CET 2023 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

If $$8.84 \mathrm{~kJ}$$ heat is liberated for formation of $$3 \mathrm{~g}$$ ethane, calculate its $$\triangle_{\mathrm{f}} \mathrm{H}^{\circ}$$.

A
$$-8.00 \mathrm{~kJ}$$
B
$$15.0 \mathrm{~kJ}$$
C
$$30.0 \mathrm{~kJ}$$
D
$$-84.4 \mathrm{~kJ}$$
4
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The difference between $$\Delta \mathrm{H}$$ and $$\Delta \mathrm{U}$$ is usually significant for systems consisting of :

A
only solids
B
only gases
C
only liquids
D
both solids and liquids
MHT CET Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12