Platinum is used in resistance thermometers because of
A.Low cost
B.Low cost and high stability
C.Low cost, high stability and wide operating range
D.None of the above
Category: Mechanical Engineering Mcqs
A solid shaft of 100 mm diameter transmits 100 HP at (450/?) r.p.m. The torque in kg-m on the shaft would be
A.250
B.375
C.500
D.750
E.990
The tendency of a petrol engine to knock increases by
A.Turbo-charging
B.Super-charging
C.Cataytic converter
D.Addition of lead
For the measurement of viscosity the transduction method could be
A.Capacitive
B.Electron tube
C.Magneto-electric
D.Photoelectric
E.Radioactive
Hand tool used in foundry shop for mixing and conditioning the foundry sand is termed
A.Riddle
B.Shovel
C.Trowel
The basic hole is one which has
A.Upper deviation as zero
B.Lower deviation as zero
C.Lower as well as upper deviation within narrow limits
D.Lower as well as upper deviation are zero
E.None of the above
A masonry dam is liable to fail
A.By sliding on the soil on which it rests
B.Over overturning
C.Due to tensile stress developed
D.Due to excessive compressive stresses
E.Any of the above
Which of the following chemical is least poisonous?
A.Arsenic
B.Lead
C.Sodium
D.Cyanide
E.Mercury
Which railway sleeper provides the best rigidity?
A.Wooden
B.Cast steel
C.Cast iron
D.RCC
Balanced growth means
A.Equal percentage growth in output
B.Equal increase in resources allocated
C.Different parts of the economy grow in a harmonious manner
D.Different fields grow in a natural rate
E.None of the above
