A. Joules law
B. Boyle's law
C. Charles law
D. Gay -lussac law
E. All off the above
Ans-: E
Q.2 S.I. unit of mass is ________.
A. Tonne
B. Gram
C. Kg
D. Newton
Ans-: B
Q.3 which is general gas equation?
A. PV^n = C
B. PV= nRT
C. PV= mRT
D. Cp- Cv = R/J
Ans-: C
Q.4 S.I. unit of pressure ______.
A. Bars
B. Kg/cm^2
C. Pascal
D. Mm of water column
Ans-: C
Q.5 How many law's fully determined behaviour of gases?
A. 1 law
B. 2 law
C. 5 law
D. 4 law
Ans-: D
Q.6 Ice and water form a mixture of_____.
A. Open system
B. Closed system
C. Heterogeneous system
D. Isolated system
Ans-: C
Q.7 1 N/m^2 is equal to _____.
A. 5 watt
B. 3 watt
C. 2 watt
D. 1 watt
Ans-: D
Q.8 The unit of entropy is _____.
A. Nm/kg sec
B. J/°k
C. J/kg °k
D. J/kg
Ans-: C
Q.9 which of the following is not the property of the system?
A. Density
B. Pressure
C. Heat
D. Temperature
Ans-: C
Q.10 In kg one calorie us equal to _____.
A. .0427
B. 4.27
C. 427
D. 42.7
Ans-: A
Q.11 Who developed first law of thermodynamics?
A. Kelvin
B. Joule
C. Carnot
D. Charles
Ans-: B
Q.12 Charles law is ___. ( P is constant )
A. V=T=Constant
B. V×T×Constant
C. V/T = Constant
D. None of these
Ans -: C
Q.13 Measurement of temperature is based on ____.
A. Thermodynamics properties
B. Zeroth law of thermodynamics
C. First law of thermodynamics
D. Joules law
Ans -: B
Q.14 At 0° C value of entropy taken as___.
A. 1
B. -1
C. Zero
D. 2
Ans -: C
Q.15 Thermal power plants work on which cycle?
A. Rankine cycle
B. Otto cycle
C. Joules cycle
D. Carnot cycle
Ans -: A
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