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An ideal gas is taken from the state A (...

An ideal gas is taken from the state A (pressure p, volume V) to the state B (pressure `p/2`, volume 2V) along a straight line path in the p-V diagram. Select the correct statement(s) from the following.

A

(a) The work done by the gas in the process A to B is negative

B

(b) In the T-V diagram, the path AB becomes a part of parabola

C

(c) In the p-T diagram, the path AB becomes a part of a hyperbola

D

(d) In going from A to B, the temperature T of the gas first increases to a maximum value and then decreases.

Text Solution

Verified by Experts

The correct Answer is:
B, D

Now, see the hint of Q-No 9 (d) of subjective questions for Level 1.
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Knowledge Check

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    A
    The work done by the gas in the process A to B exceeds the work that would be done by if the system were taken from A to B along the isotherm.
    B
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    C
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    D
    In going from A to B, the temperature T of the gas first increases to a maximum value and then decreases.

  • An ideal gass is taken from state A (Pressuer P, VolumeV) to the state B ( Pressure P/2, Volume 2V) along a stright line path in PV diagram as shown in the adjacent figure . Select the correct statement (s) among the following .

    A
    The work done by gas in the process A to B exceeds the work that
    would be done by gas in if the system were taken from A to B along the isotherm.
    B
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  • An ideal gas is taken form the state A(P,V) to the state B((P)/(2),2V) along a straight line path in the P-V diagram. Select the correct options (i) The work done by the gas in the process A to B exceeds the work that would be done by it if the system were taken from A to B along the isotherm (ii) In the T-V diagram, the path AB becomes part of a hyperbola (iii) In the P-T diagram, the path AB becomes part of a hyperbola (iv) In going from A to B, the temperature T of the first increases to maximum value and then decreases

    A
    (i),(iii)
    B
    (ii),(iii)
    C
    (iii),(iv)
    D
    (i),(ii),(iv)

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