In four cylinder engines the ignition advance depends on
A.Quality of fuel
B.Engine speed
C.Cylinder dimensions
D.(A) and (B) only
E.(A), (B) and (C) together
Category: Mechanical Engineering Mcqs
Motor cycle shock sbsorbers are generally designed for
A.Partial damping
B.Light damping
C.Large damping
D.Critical damping
E.Resonant damping
The calorific value of natural gas is expected to be around
A.500 kcal/m3
B.1500 kcal/m3
C.2500 kcal/m3
D.2000 kcal/m3
E.25000 kcal/m3
The pieces of material that are removed when punching holes in tape are known as
A.Burrs
B.Circles
C.Clad
D.Fillings
E.Cermets
In a mechanical refrigeration system the highest temperature of refrigerant occurs
A.Between condenser and evaporator
B.In evaporator
C.Before expansion valve
D.Before expansion valve
E.Between compressor and condenser
Nichrome are alloys of
A.Nickel, chromium
B.Nickel, chromium and copper
C.Nickel, chromium and silver
D.Nickel, chromium and aluminium
E.Nickel, chromium and iron
Stratification of charge is achieved by
A.use of two or more carburettors
B.locating two spark plugs on a cylinder
C.incorporating an auxiliary chamber
D.combining inlet and exhaust valves into a single unit
A competitive firm will maximise profits at the output where
A.the difference between price and marginal cost is highest
B.the difference between marginal revenue and price is highest
C.price is higher than the average total cost by the largest possible amount
D.the excess of total revenue over the total cost is greatest.
Highest value of sliding factor may be expected in case of
A.Concrete on sand
B.Concrete on rock
C.Concrete on clayey soil
D.Concrete on gravel
E.Concrete on fine gravel
pH value of a brine solution is
A.70
B.More than
C.Less than 7
D.14
E.Could be any value
