Vyapam Sub Engineer Mechanical Paper 8th July 2017 Second Shift

Madhya Pradesh Vyapam Sub Engineer Mechanical Paper 8th July 2017 Second Shift

If mass is entering and leaving an open system then the process is said to be _____________
(a) non flow process
(b) non adiabatic process
(c) flow process
(d) adiabatic process

Ans – (c)

A pressure measurement instrument is calibrated between 10 bar and 250 bar the scale span of the instruement is __________
(a) 240 bar
(b) 270 bar
(c) 250 bar
(d) 260 bar

Ans – (a)

When system is at zero absolute temperature then the entropy of system ________
(a) decreases
(b) cannot be judged
(c) increases
(d) becomes zero

Ans – (d)

If the heat is flowing from cooler to hotter body it implies that ________
(a) COP = Infinity
(b) COP= zero
(c) COP is less than infinity
(d) COP is less than Zero

Ans – (c)

Which among the following is pendulum type governor?
(a) Proell governor
(b) Porter governor
(c) Watt governor
(d) Hartnell governor

Ans – (c)

Which of the following statement is NOT TRUE about valve?
(a) Exhaust valve is made of two different of materials
(b) Exhaust valve diameter is bigger than inlet valve diameter
(c) Inlet valve diameter is bigger than exhaust valve diameter
(d) Valves used in 4-stroke diesel engine are called poppet valves

Ans – (b)

Which of the clutch arrangement is used in synchromesh gearbox?
(a) Centrifugal clutch
(b) Single plate clutch
(c) Dog clutch
(d) Fluid clutch

Ans – (c)

Which one of the following is independent suspension system?
(a) Panhard rod
(b) Leaf spring
(c) Trailing link system
(d) Mumford link

Ans – (c)

Specific heat is defiend in terms of ____________
(a) rate of volume change
(b) rate of internal energy change
(c) rate of heat transfer
(d) rate of temperature rise

Ans – (d)

Stiffness of spring is given by _________
(a) load/stress
(b) load/deflection
(c) load/length
(d) load/diameter

Ans – (b)