Mock Test: SSC JE (ME)- 13 - Mechanical Engineering MCQ
30 Questions MCQ Test - Mock Test: SSC JE (ME)- 13
In a quasi equilibrium process, the pressure in a system
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The Kelvin temperature of a system can be measured by a
If the work done on a closed system is 20kj/kg, and 40kj/kg heat is rejected from the system, its internal energy decreases by
If a heat engine attains 100% thermal efficiency, it violates
The more effective way of increasing the efficiency of a carnot engine is to
All perfect gases change in volume by 1/273th of its original volume at 0ºC for every 1ºC change in temperature, when the pressure remains constant. This statement is called
The absolute zero pressure can be attained at a temperature of
The heat energy stored in the gas and used for raising the temperature of the gas is known as
COP of a carnot heat pump operating between –3ºC and 27ºC is
All of followings are correct except: Inlet -valve mach index is dependent on
When crude oil is heated, then which one of the following hydrocarbon is given off first ?
The air-fuel ratio of the petrol engine is controlled by
In a four stroke cycle petrol engine, the charge is ignited at
In a four stroke cycle , the minimum temperature inside the engine cylinder occurs at the
The incomplete combustion is indicated by the presence of
The diameter of the cylindrical shell of a Lancashire boiler is about
The function of an economizer in a steam power plant is to
Match List-I (Boiler) with List-II and select the correct answer using the codes given below the
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