Mock Test: SSC JE (ME)- 11 - Mechanical Engineering MCQ
30 Questions MCQ Test - Mock Test: SSC JE (ME)- 11
The forces, which meet at one point and their lines of action also lie on the same plane, are known as
Concurrent forces are those forces whose lines of action
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The maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as
Which of the following is the extensive property of a thermodynamic system ?
The state of a substance whose evaporation from its liquid state is complete, is known as
All perfect gases change in volume by 1/273th of its original volume at 0ºC for every IºCchange in temperature, when the pressure remains constant. This statement is called
The heat energy stored in the gas and used for raising the temperature of the gas is known as
The isothermal and adiabatic processes are regarded as
The efficiency of the Carnot cycle is
where T1 and T2 = Highest and lowest temperature during the cycle.
One tonne of refrigeration (1TR) means that the heat removing capacity is
The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by
In aircraft, air refrigeration cycle is used because of
The leakage in a refrigeration system using freon is detected by
Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere ?
In a four stroke engine, the working cycle is completed in
The inlet valve of a four stroke cycle internal combustion engine remains open for
A closed vessel made of steel and used for the generation of steam is called a
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