# In a throttling process

1.  W=0

2.  E=0

3.  H=0

4.  All of the above

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All of the above

Explanation :
No Explanation available for this question

# In a reversible polytrophic process

1.  Enthalpy remains constant

2.  Entropy remains constant

3.  Some heat transfer occurs

4.  Internal energy remains constant

4

Some heat transfer occurs

Explanation :
No Explanation available for this question

# In the polytrophic equation, pVn=constant, If value of n is infinite, then process is called

1.  Constant pressure process

2.  Constant volume process

3.  Constant temperature process

4.  None of these

4

Constant volume process

Explanation :
No Explanation available for this question

# In the polytrophic process equation, pVn = constant, if n = 0, the process is called

1.  Constant pressure process

2.  Constant volume process

3.  Constant temperature process

4.  None of these

4

Constant pressure process

Explanation :
No Explanation available for this question

# In the polytrophic process equation, pVn = constant, if n = 1, the process is called

1.  Constant pressure process

2.  Constant volume process

3.  Constant temperature process

4.  None of these

4

Constant temperature process

Explanation :
No Explanation available for this question

# In the polytrophic process equation, pVn = constant, the process will be adiabatic, if n in the equation is

1.  Zero

2.  One

3.  γ

4.  Infinite

4

γ

Explanation :
No Explanation available for this question

# In a reversible adiabatic process, the ratio of T1/T2 is equal to

1.  (P1/P2)γ-1/γ

2.  (P2/P1)γ-1/γ

3.  (V1/V2)γ-1/γ

4.  (V2/V1)γ-1/γ

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(P1/P2)γ-1/γ

Explanation :
No Explanation available for this question

# A reversible process

1.  Must pass through a continuous series of equilibrium states

2.  Leaves no history of the events in surroundings

3.  Must pass through the same states on the reversed path as on the forward path

4.  All of these

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All of these

Explanation :
No Explanation available for this question

# Isentropic flow is

3.  Frictionless fluid flow

4.  None of the above

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Explanation :
No Explanation available for this question

# Non quasi-static process is

1.  Free expansion of gas

2.  Expansion of a gas in a cylinder under constant pressure

3.  Rapid compression of a gas in a cylinder

4.   Gradual compression of a gas in a cylinder

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