Question

An ideal gas expands according to the law of p2V=constant on expansion,the temperature
A: decreases
B:increases
C:remains constant
D:none of these​

Answer 1

Answer:

B

Explanation:





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Question



An ideal gas expands according to the law P2V=constant. On expansion, the temperature.

A

Decreases

B

Increases

C

Remains constant

D

None of these

Medium

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Solution



Verified by Toppr

Correct option is

B

Increases

A/Q,PV2=constant

Let P2V=K            (K is any constant)

⇒P2=Vk

⇒P=Vk=Va …….. (1) 

(a=k is another constant)

Now, w=∫v1v2P.dv

⇒w=∫v1v2(va)dv (using (1))

Answer 2

Answer:

I get the answer,

Explanation:

B: Increases