Mock Test: SSC JE (ME)- 4 - Mechanical Engineering MCQ
30 Questions MCQ Test - Mock Test: SSC JE (ME)- 4
An insulated rigid vessel contains a mixture of fuel and air. The mixture is ignited by a minutespark. The contents of the vessel experience.
| 1 Crore+ students have signed up on EduRev. Have you? Download the App |
When an ideal gas with constant specific heats is throttled adiabatically, with negligible changes in
kinetic and potential energies.
kinetic and potential energies.
Which of the following relationships is valid only for reversible processes undergone by a closedsystem of simple compressible substance (neglect changes in kinetic and potential energy) ?
0 holds good forAt the triple point of a pure substance, the number of degrees of freedom is
The standard value of atmospheric pressure taken at sea level is
For a perfect gas, according to Boyle's law
where p = Absolute pressure,
v = Volume, and
T = Absolute temperature
The general law for the expansion or compression of gases, is
The property of working substance which increases or decreases as the heat is supplied orremoved in a reversible manner, is known as
The use of Refrigerant R–22 for temperature below – 30º is not recommended due to its
In the window air conditioner, the expansion device used is
In a reversed Brayton cycle, the heat is absorbed by the air during
The power output from a spark ignition engine is varied by
Knocking tendency in a SI engine reduces with increasing
A economizer in a steam generator performs the function of
For a given set of operating pressure limits of a Rankine cycle the highest efficiency occurs for
In steam and other vapour cycle, the process of removing non-condensable is called
A gas turbine cycle with heat exchange and reheating improves
Top Courses for Mechanical Engineering
Important Questions for Mock Test: SSC JE (ME)- 4
Mock Test: SSC JE (ME)- 4 MCQs with Answers
Online Tests for Mock Test: SSC JE (ME)- 4
|
© EduRev
|
Education Revolution
|
|
