Related Questions

A two stroke cycle engine gives ________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed.
A Half
B Same
C Double
D Four times
Thermal efficiency of a two stroke cycle engine is _________ a four stroke cycle engine.
A Equal to
B Less than
C Greater than
D None of these
In a four stroke cycle petrol engine, the pressure inside the engine cylinder during the suction stroke is __________ the atmospheric pressure.
A equal to
B below
C above
D middle
Two stroke engine compared to a four stroke engine has
A Higher efficiency
B Less fuel consumption
C Higher power to weight ratio
D Lower initial cost
Number of working strokes per min. for a four stroke cycle engine are _________ the speed of the engine in r.p.m.
A Equal to
B One-half
C Twice
D Four-times
Number of working strokes per min. for a two stroke cycle engine is _________ the speed of the engine in r.p.m.
A Equal to
B One-half
C Twice
D Four-times
The theoretically correct air fuel ratio for petrol engine is of the order of
A 6 : 1
B 9 : 1
C 12 : 1
D 15 : 1
When the primary direct crank of a reciprocating engine makes an angle of $$\theta $$ with the line of stroke, then the secondary direct crank will make an angle of _________ with the line of stroke.
A $$\frac{\theta }{2}$$
B $$\theta $$
C $$2\theta $$
D $$4\theta $$
In a four stroke I.C. engine, the turning moment during the compression stroke is
A positive throughout
B negative throughout
C positive during major portion of the stroke
D negative during major portion of the stroke
This is the theoretically exact size from which limits of size are determined:
A Actual Size
B Dimensioned size
C Production size
D Basic size

Next steps