1
MHT CET 2021 23th September Morning Shift
+1
-0

A gas has a volume of $$3.4 \mathrm{~L}$$ at $$298 \mathrm{~K}$$. What is the final temperature if the volume of gas increases to $$6.8 \mathrm{~L}$$ ?

A
596 K
B
412 K
C
298 K
D
$$149 \mathrm{~K}$$
2
MHT CET 2021 23th September Morning Shift
+1
-0

A balloon contains $$2.27 \mathrm{~L}$$ air and has a pressure of $$1.013 \times 10^5 \mathrm{~Nm}^{-2}$$. The balloon rises to a certain height and expands to volume of $$4540 \mathrm{~mL}$$. What is the final pressure of air in balloon?

A
$$2.026 \times 10^2 \mathrm{~Nm}^{-2}$$
B
$$5.065 \times 10^4 \mathrm{~Nm}^{-2}$$
C
$$4.540 \times 10^4 \mathrm{~Nm}^{-2}$$
D
$$5.065 \times 10^{-4} \mathrm{~Nm}^{-2}$$
3
MHT CET 2021 22th September Evening Shift
+1
-0

The volume of a gas at $$0^{\circ} \mathrm{C}$$ is $$2 \mathrm{~dm}^3$$. What is its volume if temperature is decreased by $$272^{\circ} \mathrm{C}$$ ?

A
$$\left(\frac{3}{272}\right) \mathrm{dm}^3$$
B
$$\left(\frac{2}{272}\right) \mathrm{dm}^3$$
C
$$\left(\frac{4}{273}\right) \mathrm{dm}^3$$
D
$$\left(\frac{2}{273}\right) \mathrm{dm}^3$$
4
MHT CET 2021 22th September Morning Shift
+1
-0

What is the value of critical temperature of water?

A
647 K
B
312 K
C
346 K
D
493 K
EXAM MAP
Medical
NEET