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AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

Assertion : $$U$$ is state function.

Reason : $$T$$ is an intensive property.

A
If both assertion and reason are true and reason is the correct explanation of assertion.
B
If both assertion and reason are true, but reason is not the correct explanation of assertion.
C
If assertion is true, but reason is false.
D
If both assertion and reason are false.
2
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

In an adiabatic process, no transfer of heat takes place between system and surroundings. Choose the correct option for free expansion of an ideal gas under adiabatic condition from the following

A
$$q=0, \Delta T \neq 0, W=0$$
B
$$q \neq 0, \Delta T=0, W=0$$
C
$$q=0, \Delta T=0, W=0$$
D
$$q=0, \Delta T<0, W \neq 0$$
3
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

$$\Delta H$$ and $$\Delta E$$ for the reaction,

$$\mathrm{Fe}_2 \mathrm{O}_3(s)+3 \mathrm{H}_2(g) \longrightarrow 2 \mathrm{Fe}(s)+\mathrm{H}_2 \mathrm{O}(l)$$

at constant temperature are related as

A
$$\Delta H=\Delta E$$
B
$$\Delta H=\Delta E+R T$$
C
$$\Delta H=\Delta E+3 R T$$
D
$$\Delta H=\Delta E-3 R T$$
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