A stud is
A.Screw with long threads
B.Screw with circular heads
C.Screw with cylindrical head
D.Headless scew
E.Oval heads screw
Category: Engineeeing Mcqs
Which one of the following is the trouble due to clutch?
A.Dragging
B.Rattling
C.Slipping
D.Grabbing
E.All of the above
The blades of a turbine are made of
A.Cast iron
B.Nickel alloy
C.Stainless steel
D.Alloy steel
E.High speed steel
With increase in pressure ratio, thermal efficiency of a simple gas turbine plant with fixed turbine inlet temperature
A.increases
B.decreases
C.first increases and then decreases
D.none of the above
The absolute viscosity of a fluid is a property which
A.is a function of the motion of the fluid
B.is independent of pressure and temperature
C.is a function of the shear stress in the fluid.
Wood at its kindling temperature will
A.burn momentarily then go out
B.not burn at all
C.burn continuously
A correction of LMTD is necessary in case of
A.Parallel flow heat exchanger
B.Counter current heat exchanger
C.Cross flow heat exchanger
D.All of the above
E.None of the above
The octane rating of petrol commercially available is usually
A.85 – 90
B.90 – 100
C.100 – 105
D.110 – 125
E.125 – 140
The boundary condition for steady flow of an ideal fluid is that the
A.Velocity is zero at the boundary
B.Velocity component normal to the boundary is zero
C.Velocity component tangent to the boundary is zero
D.Boundary surface must be stationary
E.Continuity equation must be satisfied
For glass wool the thermal conductivity varies from sample to sample because of variations in
A.Structure
B.Composition
C.Density
D.Porosity
E.All of the above
