Test: First Law Applied to Flow Process - Mechanical Engineering MCQ
10 Questions MCQ Test - Test: First Law Applied to Flow Process
Neglecting changes in potential and kinetic energies, the shaft work during a steady flow process is given by
Consider the following statements about steady flow process:
1. The rate of flow of mass energy across the control surface are constant.
2. Thermodynamic properties vary along space as well as time coordinates.
3. Any thermodynamic property will have a fixed value at a particular location and will not alter with time.
Which of the above are correct?
1. The rate of flow of mass energy across the control surface are constant.
2. Thermodynamic properties vary along space as well as time coordinates.
3. Any thermodynamic property will have a fixed value at a particular location and will not alter with time.
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Consider following comparative points of S.F.E.E with Bernoulli's equation:
1. These two have several terms in common.
2. Both Bernoulli’s equation and S.F.E.E is valid for viscous compressible fluids.
3. The Bernoulli’s equation is a special limiting case of S.F.E.E
Which of the above is/are correct?
1. These two have several terms in common.
2. Both Bernoulli’s equation and S.F.E.E is valid for viscous compressible fluids.
3. The Bernoulli’s equation is a special limiting case of S.F.E.E
In a steady flow reversible adiabatic process, work done is equal to:
The term Δh in a control volume equation Q - W = Δh
A key concept in analyzing the filling of an evacuated tank is
Match List-I (Devices) with List-ll (Thermodynamics equations) and select the correct answer using the codes given below the lists:
Which one of the following expression is correct for reversible work done by the system (steady flow) between state 1 and 2 ?
Compressed air coming out from a punctured football
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