Thermodynamics – Quiz 06
Posted by Vishnu on August 19th, 2011 06:44 PM | No Comment
51. For the same compression ratio and same heat input, the thermal efficiency of Otto cycle is
(a) less than that of Diesel cycle
(b) more than that of Diesel cycle
(c) equal to Diesel cycle
(d) none of the above.
52. For constant maximum ...
Thermodynamics – Quiz 05
Posted by Vishnu on August 19th, 2011 12:39 AM | No Comment
41. Relative efficiency of an engine is equal to
(a) air standard efficiency/thermal efficiency
(b)thermal efficiency/air standard efficiency
(c)overall efficiency/air standard efficiency
(d)none of the above
42. overall efficiency is equal to
(a) indicated work done/heat supplied
(b)actual work done/heat supplied
(c)ideal work done/heat supplied
(d)none of the above
43. ...
Thermodynamics – Quiz 04
Posted by Vishnu on August 19th, 2011 12:38 AM | No Comment
31. The efficiency of the Carnot cycle is equal to
(a) (T1+T2)/T1 (b) T1/(T1+T2) (C) (T1-T2)/T1 (d) T1/(T1-T2)
32. The sum of internal energy and pressure volume product is called
(a) Entropy (b) Enthalpy ,
(c) Heat supplied (d) none of the above.
33. The ...
Thermodynamics – Quiz 03
Posted by Vishnu on August 19th, 2011 12:36 AM | 1 Comment
21. Choose the correct statement
(a) in free expansion, the work done=∫ pdV
(b) in free expansion, enthalpy of the fluid changes during the process
(c) in adiabatic expansion, the heat is supplied or rejected tot he surrounding
(d) in free expansion, the external ...
Thermodynamics – Quiz 02
Posted by Vishnu on August 19th, 2011 12:34 AM | No Comment
11. According to Charle's law
(a) p1V1=p2V2 if T is constant
(b) p 1/T 1 =p 2/T 2¬ if V is constant
(c) V1/T1=V2/T2 if p is constant
(d) none of the above.
12. Characteristic equation of a gas is given by
(a) ...
Thermodynamics – Quiz 01
Posted by Vishnu on August 19th, 2011 12:33 AM | No Comment
1. Tick mark the correct statement
(a) Intensive properties are dependent on mass of the system
(b) Extensive properties are independent of the mass y
(c) Intensive properties are independent of the mass
(d) Temperature and pressure are extensive properties.
2. Zeroth's law of ...