AMVI Main 2017

AMVI Main 2017 Questions And Answers:

आपल्या मित्रांना पाठवा :
81.

Reversed Carnot cycle comprises :

82.

In steam power plants, the pump handles liquid which has a very small specific volume and the turbine handles vapor whose volume is many times larger. Therefore work output of turbine is __________ the work input to pump.

83.

The isentropic efficiency of a compressor is defined as the ratio of the isentropic compressor work to __________ .

84.

The change of entropy of closed system :

85.

Rankine cycle efficiency of good steam power plant may be in the range of :

86.

Steam is the most common working fluid used in vapor power cycles because of its __________ .

87.

The ratio of brake power output to the fuel energy input per unit time is called : 

88.

Four internally reversible processes like: 

1 - 2 isentropic compression

2 - 3 constant volume heat addition

3 - 4 isentropic expansion

4 - 1 constant volume heat rejection

This ideal cycle is called _________ cycle.

89.

An artificial satellite revolves around the earth with a relative velocity of 800 m/s. If acceleration due to gravity is 9 m/s2 and gravitational force is 3600 N, then the mass of satellite is

90.

"It is impossible for any device that operates on a cycle to receive heat from a single reservoir and produce a net amount of work”. This is a second law of thermodynamics statement expressed by _______ .

91.

In reciprocating engines the ratio of volume at bottom dead center to the volume at top dead center is called _______ .

92.

 Thermal efficiency of closed cycle gas turbine plant is increased by :

93.

Which of the following is not positive displacement compressor ? 

94.

Zeroth law of thermodynamics defines :

95.

The work input to the air compressor is minimum if compression law followed is :

96.

In a three-way catalytic converter, the first converter controls : 

97.

Mechanical efficiency of an automobile engine usually varies in the range :

98.

Unburned hydrocarbons from propane are easier to oxidize in oxidation catalysis than methane, which result in :

99.

FGR system recirculates a small metered amount of the inert exhaust gas back into the intake manifold : 

100.

The functions of a fuel injection system in diesel engines are :

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AMVI Main 2017 Question And Answers

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