Mock Test: SSC JE (ME)- 2 - Mechanical Engineering MCQ

Two blocks which are at different states are brought into contact with each other and allowedto reach a final state of thermal equilibrium. The temperature is specified by the

A piston-cylinder device with air at an initial temperature of 30°C undergoes an expansion process for which pressure and volume are related as given below:

The work done by the system for n = 1.4 will be

The network output for the cycle 1-2-3-4-5-6- 1 shown in figure is

The point that connects the saturated liquid line to the saturated vapour line is called

The heating of a gas at constant pressure is governed by

A process, in which the working substance neither receives nor gives out heat to its surroundingsduring its expansion or compression, is called

If in the equation pvⁿ = C. the value of n = γ , then the process is called

The condition for a reversible cyclic process is

The main cause for the irreversibility is

The coefficient of performance of a domestic refrigerator is

The thermodynamic cycle used in aircraft refrigeration is

When there is leakage of ammonia refrigerant, the sulphur stick gives

Carbon dioxide is

The heat rejection factor (HRF) is given by

This is considered as the first link in transmitting the gas forces to the output shaft

Piston compression rings are made of

For the same compression ratio and heat rejection

The most preferred type of carburettor is

The phenomenon of pre-ignition

The first nuclear power plant in India was located at

The primary fuel used in nuclear power plants is

Hard coke is used in

Which aspect is not valid for a fire tube locomotive boiler?

Fusible plug is fitted in a boiler to

The basic purpose of boiler drum is to

Match List-I (Type of boiler) with List-II (Features) and select the correct answer using
the codes given below the lists:

The mass number of a substance represents the sum of total number of