The magnitude of earthquake pressure on a dam varies as a function of
A.Frequency of vibration
B.Amplitude
C.Frequency of vibration and amplitude
D.Amplitude and intensity
E.Richard’s scale number
Category: Mechanical Engineering Mcqs
For superheated steam in a nozzle the critical pressure ratio is
A.1
B.0.528
C.0.546
D.0.577
E.0.64
Which one of the following factors will not assist in improving thermal efficiency of a compression ignition engine?
A.Fine atomisation and even distribution of fuel
B.Minimum heat loss during combustion
C.Clear exhaust
D.High surface to volume ratio
E.Any of the above
The power factor of a 3 phase induction motor near full load is expected to be around
A.0.8 leading
B.0.8 lagging
C.0.5 lagging
D.0.5 leading
E.0.1 lagging
In the coupling rod mechanism of a locomotive each of the four pairs is a
A.sliding pair
B.Rolling pair
C.screw pair
D.Turning pair
The steam engine used on steam locomotive is
A.condensing, variable speed type
B.condensing, constant speed type
C.non-condensing, variable speed type
D.non-condensing, constant speed type
Which one does not fit with rest in the following?
A.Reamer
B.Pipe cutter
C.Drill
D.Tapping
E.Jaw chuck
The necessary condition of equilibrium of a body is
A.The algebraic sum of horizontal components of all forces must be zero
B.The algebraic sum of vertical components of all forces must be zero
C.The algebraic sum of forces about a point must be zero
D.All the above
E.None of the above
Capacity of a cupola is expressed in terms of
A.Diameter of drum
B.Height of drum
C.Tons of castings it can produce in one charge
D.Tons of coke it can take in one charge
E.None of the above
The pitch point on a cam is
A.Any point on pitch curve
B.The point on cam pitch circle having the maximum pressure angle
C.Any point on pitch curve
D.A point at a distance equal to pitch circle radius from the centre
E.None of the above
