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match List-I with list-II and select the...


match List-I with list-II and select the correct answer using the codes given below:

A

P-4,Q-3,R-2,S-1

B

P-2,Q-1,R-3,S-4

C

P-4,Q-3,R-2,S-1

D

P-2,Q-4,R-3,S-1

Text Solution

Verified by Experts

The correct Answer is:
A

`(P) to (4)`, Whenever internal energy of a system decreases then the temperature always decreases.
In an adiabatic expansion work is done by the gas.
`rArr` w is `-ve`
`rArr DeltaE =-ve`
`rArr` temperature decreases
`(Q) to (3)`, For an ideal gas `((dE)/(dV))_(t)=0`
`(R) to (2)`, Whenever internal energy increases temperature of the system increases.
`(S) to (1)`, During resonance `DeltaH_("combustion experimental")` is less than `DeltaH_("combustion calculated")`
Similarly, `DeltaH_("combustion experimental") lt DeltaH_("combustion calculated")` in `CH_(2) -CH=CH_(2)` where resonance takes place.
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