A. an ordinary event
B. a significant event representing some mile-stone
C. an event to be transferred to other network chart
D. dangling event
E. dummy event
Mechanical Engineering Mcqs
The following is the inversion of slider crank chain mechanism______________________?
A. Whitworth quick return mechanism
B. hand pump
C. oscillating cylinder engine
D. all of the above
E. none of the above
The algebraic sum of moments of the forces forming couple about any point in their plane is_________________?
A. equal to the moment of the couple
B. constant
C. both of above are correct
D. both of above are wrong
E. none of the above
A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to________________?
A. W
B. W sin (a + $)
C. Wtan(a + <|))
D. Wan(a-)
E. Wtana
Tandem drawing of wires and tubes is necessary because_________________?
A. accuracy in dimensions is not possible otherwise
B. surface finish improves after every drawing stage
C. it is not possible to reduce at one stage
D. annealing is needed between stages
Rotameter is a device used to measure______________?
A. absolute pressure
B. velocity of fluid
C. flow
D. rotation
E. velocity of air
For steel, the ultimate strength in shear as compared to in tension is nearly _________________?
A. same
B. half
C. one-third
D. two-third
E. one-fourth
Longitudinal stress in a thin cylinder is__________________?
A. equal to the hoop stress
B. twice the hoop stress
C. half of the hoop stress
D. one-fourth of hoop stress
E. four times the hoop stress
Choose the wrong statement?
A. Viscosity of a fluid is that property which determines the amount of its resistance to a shearing force
B. Viscosity is due primarily to interaction between fluid molecules
C. Viscosity of liquids decreases with in-crease in temperature
D. Viscosity of liquids is appreciably affected by change in pressure
E. Viscosity is expressed as poise, stoke, or saybolt seconds
Which of the following is more appropriate for a moderator. One which_________________?
A. does not absorb neutrons
B. absorbs neutrons
C. accelerates neutrons
D. eats up neutrons
E. regenerates neutrons
