The period during which a cam follower does not move is known as
A.Stationary period
B.Free period
C.Constant period
D.Fixed period
E.Swell period
Category: Machine Design Mcqs
As per Indian Boilers Regulations the type of joint preferred for circumferential joints is
A.Welded joint
B.Welded joint with cover plate
C.Riveted lap joint
D.Reveted butt joint
E.Any of above
A warm gear is generally made of
A.Mild steel
B.Forged steel
C.Cast iron
D.Aluminium
E.None of the above
The deflection of a helical spring is
A.Directly proportional to d
B.Directly proportional to d2
C.Directly proportional to d3
D.Directly proportional to d3/2
E.Directly proportional to d4
If screw threads are to be used in a situation involving high stresses in one direction only, the types of threads suitable for this would be
A.BSW
B.BA
C.Square
D.Acme
E.Buttress
If water in closed pipe freezes, the pipe will
A.Rupture along a plane perpendicular to the axis of pipe
B.Rupture zig-zag along the length
C.Rupture along weakest circumferential section
D.Rupture in a plane inclined at 45 degree to the longitudinal axis of the pipe
E.Rupture along a line running longitudinally along the pipe
The included angle in Acme threads is
A.29?
B.47
C.50?
D.55?
E.60?
The pitch of threads on a lock-nut is
A.Fine
B.Very fine
C.Coarse
D.Same as that of nut
E.None of the above
Dielectric strength of a material is
A.Capacity to take two stresses
B.Magnetic property
C.Capacity to withstand high voltage
D.Capacity to resist flow of current
E.Energy storage capacity
A flange coupling is
A.Used for non-collinear shafts
B.Used for collinear shafts
C.Flexible
D.Used only on small shafts rotating at slow speeds
E.None of the above
