Thermodynamics-Concept of Temperature [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 1 - 6 of 45
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Question 1
Question MCQ▾
In the following P-V diagram two adiabatic cut two isothermals at temperatures T1 and T2 (figure) . The value of will be
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 2
Question MCQ▾
A given system undergoes a change in which the work done by the system equals the decrease In its internal energy. The system must have undergone an
Choices
Choice (4) | Response | |
---|---|---|
a. | Isobaric change | |
b. | Adiabatic change | |
c. | Isothermal change | |
d. | Isochoric change |
Question 3
Question MCQ▾
How much work to be done in decreasing the volume of an ideal gas by an amount of 2.4 × 10-4 m3 at normal temperature and constant normal pressure of 1 × 10-5 N/ m2
Choices
Choice (4) | Response | |
---|---|---|
a. | 27 Joule | |
b. | 24 Joule | |
c. | 25 Joule | |
d. | 28 Joule |
Question 4
Question MCQ▾
When an ideal diatomic gas is heated at constant pressure, the fraction of the heat energy supplied which increases the internal energy of the gas, is
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 5
Question MCQ▾
If 300 ml of gas at 27°C is cooled to 7°C at constant pressure, then its final volume will be
Choices
Choice (4) | Response | |
---|---|---|
a. | 135 ml | |
b. | 540 ml | |
c. | 280 ml | |
d. | 350 ml |
Question 6
Question MCQ▾
For an adiabatic expansion of a perfect gas, the value of is equal to
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |