[A]. knife edge follower
[B]. fiat faced follower
[C]. spherical faced follower
[D]. roller follower
✅ The correct answer is option C.
Mechanical Engineering MCQs
For a beam, as shown in the below figure, when the load W is applied in the centre of the beam, the maximum deflection is
[A].
[B].
[C].
[D].
✅ The correct answer is option A.
Only rocket engines can be propelled to space because
[A]. they can generate very high thrust
[B]. they have high propulsion efficiency
[C]. these engines can work on several fuels
[D]. they are not air-breathing engines
✅ The correct answer is option D.
Thermal equilibrium means that the flow of steam is
[A]. isothermal
[B]. isentropic
[C]. hyperbolic
[D]. polytropic
✅ The correct answer is option B.
In a uniflow engine
[A]. steam enters and exhausts through the same port
[B]. steam enters at one end and exhausts at the centre
[C]. steam enters at the centre and exhausts at the other end
[D]. none of the above
✅ The correct answer is option B.
High speed compression engines operate on
[A]. Otto cycle
[B]. Diesel cycle
[C]. Dual-combustion cycle
[D]. all of these
✅ The correct answer is option C.
The Parsons’ reaction turbine has
[A]. only moving blades
[B]. only fixed blades
[C]. identical fixed and moving blades
[D]. fixed and moving blades of different shape
✅ The correct answer is option C.
In automobiles G.V.W. refers to
[A]. gross vehicle width
[B]. gross vehicle weight
[C]. gross vehicle wheel base
[D]. gross vehicle wheel track
✅ The correct answer is option B.
A Pelton wheel develops 1750 kW under a head of 100 metres while running at 200 r.p.m. and discharging 2500 litres of water per second. The unit power of the wheel is
[A]. 0.25 kW
[B]. 0.75 kW
[C]. 1.75 kW
[D]. 3.75 kW
✅ The correct answer is option C.
The oil pump is driven by the
[A]. camshaft
[B]. alternator shaft
[C]. crankshaft via drive belt
[D]. crankshaft directly
✅ The correct answer is option D.