Home
Class 11
PHYSICS
For an adiabatic compression the quantit...

For an adiabatic compression the quantity pV

A

(a) increases

B

(b) decreases

C

(c) remains constant

D

(d) depends on `gamma`

Text Solution

Verified by Experts

The correct Answer is:
A
In adiabatic compression temperature increases. Hence, pV increases, as `TproppV`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • LAWS OF THERMODYNAMICS

    DC PANDEY|Exercise Level 1 Objective Questions|1 Videos

  • LAWS OF THERMODYNAMICS

    DC PANDEY|Exercise Level 1 Subjective|24 Videos

  • LAWS OF THERMODYNAMICS

    DC PANDEY|Exercise Level 1 Assertion And Reason|10 Videos

  • LAWS OF MOTION

    DC PANDEY|Exercise Medical entrances gallery|39 Videos

  • MAGNETIC EFFECT OF CURRENT AND MAGNETISM

    DC PANDEY|Exercise Integer type Questions|10 Videos

Similar Questions

Explore conceptually related problems

The temperature of a gas rises during an adiabatic compression, although no heat is given to the gas from outside. Why?

{:("Column-I","Column-II"),((A)"Reversible isothermal expansion of an ideal gas",(p)w= -2.303 nRT log (V_2/V_1)),((B)"Reversible adiabatic compression of an ideal gas",(q)PV^(gamma)="constant"),((C )"Irreversible adiabatic expansion of an ideal gas",(r)w= (nR)/((gamma-1))(T_2-T_1)),((D)"Irreversible isothermal compression of an ideal gas",(s)DeltaH=0):}

Knowledge Check

  • Assertion: In adiabatic compression, the internal energy and temperature of the system get decreased. Reason: The adiabatic compression is a slow process.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion
    B
    If the 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

  • The correct figure representing isothermal and adiabatic compression of an ideal gas from the same initial state is:

    A
    B
    C
    D

  • In the adiabatic compression the decrease in volume is associated with

    A
    increase in temperature and decrease in pressure
    B
    decrease in temperature and increase in pressure
    C
    decreae in temperature and decrease in pressure
    D
    increase in temperature and increae in pressure

    • Similar Questions

    Explore conceptually related problems

    {:(,"Column-I",,"Column-II"),((a),"Reversible isothermal expansion of an ideal gas",(p),w=2.330"nRTlog"((V_(2))/V_(1))),((b),"Reversible adiabatic compression of an ideal gas",(q),PV'"cosntant"),((c),"Irrevesible adiabatic expansion of anideal gas",(r),w = (nR)/((gamma-1)) (T_(2) - T_(1))),((d),"Irrevesiable isothermal compression of an ideal gas",(s),DeltaH = 0):}

    The ratio of the relative rise in pressure for adiabatic compression to that for isothermal compression is

    During adiabatic compression of a gas its temperature

    During adiabatic compression of a gas, its temperature

    In an adiabatic expansion, a gas does 25J of work while in an adiabatic compression 100J of work is dione on a gas. The chagne of internal energy in the two processes respectively are

    Home
    Profile