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A certain volume of dry air at NTP is expanded reversibly and isothermally to four times of its volume. The final pressure and temperature are respectively

a)

and

b)

and

c)

and

d)

and



Question ID - 103594 | SaraNextGen Top Answer

A certain volume of dry air at NTP is expanded reversibly and isothermally to four times of its volume. The final pressure and temperature are respectively

a)

and

b)

and

c)

and

d)

and

1 Answer
127 votes
Answer Key / Explanation : (b,d) -

(b,d)

Let  be the initial volume of dry air at NTP

We know,

During isothermal expansion, the temperature remains the same throughout. Hence, final temperature will be 273 K

127 votes


127