A gaseous system changes from state A(P1, V1, T1) to B(P2,V2,T2), B to C(P3, V3, T3) and finally from C to A. The whole process may be called:

1. reversible process                           

2. cyclic process

3. isobaric process                               

4. spontaneous process

Subtopic:  Thermodynamics' Properties and process |
 87%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Work done is maximum in -

1. Isobaric work           

2. Isothermal work

3. Isochoric work         

4. Adiabatic work

Subtopic:  Thermodynamics' Properties and process |
 54%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which of the following options correctly describes the free expansion of an ideal gas under adiabatic conditions?
1. \(\mathrm{q} \neq 0, \quad \Delta \mathrm{T}=0, \quad \mathrm{~W}=0\)
2. \(\mathrm{q}=0, \quad \Delta \mathrm{T}=0, \quad \mathrm{~W}=0\)
3. \(\mathrm{q}=0, \quad \Delta \mathrm{T}<0, \quad \mathrm{~W} \neq 0\)
4. \(\mathrm{q}=0, \quad \Delta \mathrm{T} \neq 0, \quad \mathrm{~W}=0\)

Subtopic:  Thermodynamics' Properties and process |
 68%
From NCERT
NEET - 2011
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is zero for an isochoric process

1. dP

2. dV

3. dT

4. dE

Subtopic:  Thermodynamics' Properties and process |
 90%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which of the following is true for an adiabatic process [DCE 2002; MP PET 1995, 98, 2004; CPMT 1990; MP PMT 1998, 2002]

1. ΔH = 0

2. ΔW = 0

3. ΔQ = 0

4. ΔV = 0

Subtopic:  Thermodynamics' Properties and process |
 87%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is not a state function 

(1) Internal energy

(2) Enthalpy

(3) Work

(4) Entropy

Subtopic:  Thermodynamics' Properties and process |
 88%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

In a reversible isothermal process, the change in internal energy is-

1. Zero

2. Positive

3. Negative

4. None of the above

Subtopic:  Thermodynamics' Properties and process |
 81%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Joule-Thomson expansion is [JIPMER 2000]

(1) Isobaric

(2) Isoenthalpic

(3) Isothermal

(4) None of these

Subtopic:  Thermodynamics' Properties and process |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

From Kirchhoff's equation which factor affects the heat of reaction [MP PMT 1990]

1. Pressure

2. Temperature

3. Volume

4. Molecularity

Subtopic:  Thermodynamics' Properties and process |
 76%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints

When a gas undergoes adiabatic expansion, it gets cooled due to -

1. Loss of energy

2. Fall in pressure

3. Decrease in velocity

4. Increase in energy with work done

Subtopic:  Thermodynamics' Properties and process |
 52%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh