Engineering, 18.06.2021 18:30 kelli151
QUESTIONS Air conditioning and cooling
1. Write a short note on the factors affecting comfort air conditioning.
2. Explain the difference between winter air conditioning and summer air conditioning.
3. Draw a neat diagram of air-conditioning system required for winter season. Explain the working of different components in the circuit.
4.Draw neat labelled diagram of a year-round air conditioning system. 5. Describe unitary and central air conditioning system.
6. Define room sensible beat factor. How room sensible heat factor line is drawn on the psychrometric chart ?
7. Explain the procedure to draw a grand sensible heat factor line on a psychrometrie chart.
8. What do you understand by effective room sensible heat factor ?
Answers: 3
Engineering, 03.07.2019 15:10
Apiston-cylinder with a volume of 0.25 m3 holds 1 kg of air (r 0.287 k/kgk) at a temperature of 100 c. heat transfer to the cylinder causes an isothermal expansion of the piston until the volume triples. how much heat is added to the piston-cylinder?
Answers: 3
Engineering, 04.07.2019 08:10
Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed
Answers: 1
Engineering, 04.07.2019 18:10
If a particle moves along a path such that r : (3 sin t) m and ? : 2t rad, where t is in seconds. what is the particle's acceleration in m/s in 4 seconds? a)- 16.43 b)- 16.29 c)- 15.21 d)- 13.79
Answers: 1
Engineering, 04.07.2019 18:10
Fluids at rest possess no flow energy. a)- true b)- false
Answers: 3
QUESTIONS Air conditioning and cooling
1. Write a short note on the factors affecting comfort air c...
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