Turbidity in boiler feed water causes
A.Sludge
B.Embrittlement
C.Corrosion
D.Scale
E.None of the above
Category: Mechanical Engineering Mcqs
Kinematics of machines deals with
A.Apparatus for applying mechanical power
B.Number of inter-related parts
C.The forces acting on the parts of the machine
D.The relative motion between the parts, neglecting the consideration of the force
E.None of the above
Which two cycles have one constant volume, one constant pressure and two adiabatic processes each?
A.Diesel and Dual cycles
B.Brayton and Joules cycle
C.Sterling and Diesel cycles
D.Otto and Carnot cycles
Diamagnetic materials are
A.Only slightly magnetised
B.Strongly magnetised
C.Magnetised with eddy currents only
D.Magnetised in a direction opposite to that of the applied field
E.None of the above
Rocks with excessive internal stresses which may cause spalling are known as
A.Stratified rocks
B.Popping rocks
C.Crushed rocks
D.Swelling rocks
E.Schistos rocks
OR was developed
A.during World War I
B.during World War II
C.In the 1950’s
D.In the 1960’s
E.None of the above
In a four stroke engine, for the combustion of one litre of fuel, the volume of air required would be approximately
A.1 cu-m
B.2 cu-m
C.5 – 7 cu-m
D.9 – 10 cu-m
E.15 – 16 cu-m
At equinoxes the declination angle is
A.0?
B.90?
C.45?
D.30?
