Subject Repository
Mechanical Engineering Mcqs
Showing 21 – 40 of 2,137 verified multiple choice questions with answers and explanations.
Q21NTS / FPSC / PPSC
Which is not the correct statement about moisture in coal ______________________?
Q22NTS / FPSC / PPSC
Which is not correct statement about the function of furnace____________________?
Q23NTS / FPSC / PPSC
Which is not correct statement about pulverised fuel firing ?
Q24NTS / FPSC / PPSC
Pick up wrong statement about desired properties of a good fuel__________________?
Q25NTS / FPSC / PPSC
Thermal efficiency of a thermal power plant is of the order of___________________?
Q26NTS / FPSC / PPSC
The radius of a dished head is taken approximately as______________________?
Q27NTS / FPSC / PPSC
The overall efficiency of thermal power plant is________________?
Q28NTS / FPSC / PPSC
In forced circulation type boiler__________________?
Q29NTS / FPSC / PPSC
The heat loss in a boiler takes place in the form of________________?
Q30NTS / FPSC / PPSC
In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from engine__________________?
Q31NTS / FPSC / PPSC
With increase in load, convection superheater has_______________________?
Q32NTS / FPSC / PPSC
In a recuperative air preheater, the heat is transferred____________________?
Q33NTS / FPSC / PPSC
The temperature of flue gases at air heater outlet should be__________________?
Q34NTS / FPSC / PPSC
In designing air preheater, the important design consideration is that_________________?
Q35NTS / FPSC / PPSC
The function of injector used in small capacity boilers is to____________________?
Q36NTS / FPSC / PPSC
The height of chimney in a power plant is governed by__________________?
Q37NTS / FPSC / PPSC
Vacuum for reciprocating steam engines compared to steam turbines is__________________?
Q38NTS / FPSC / PPSC