Viscosity measured in:
A.Centistokes
B.Centipoises
C.Redwood seconds
D.All are correct
Category: Agricultural Engineering Mcqs
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Chemically correct air mixture ratio for Otto cycle engine is:
A.12;1
B.14;1
C.15;1
D.20;1
The temperature at which flame persists approximately for 5 seconds is:
A.Pour point
B.Flash point
C.Fire point
D.All are correct
The first butterfly valve of carburets or controls the flow of:
A.Air fuel mixture
B.Fuel supply
C.Oil supply
D.All are correct
Petroleum lubricants are less expensive and suitable for:
A.Steam engines
B.IC engines
C.Both (a) & (b)
D.None of these
Bench terracing is also called as:
A.Hill farming
B.Staircase farming
C.Erosion control farming
D.None of these
A primary fuel filter is made of:
A.Cloth
B.Paper
C.Both (a) & (b)
D.None of these
The common face and seat angle of valve is:
A.45?
B.60?
C.90?
D.120?
Suitable lubricant for 4-stroke engines is:
A.Mineral lubricant
B.Vegetable lubricant
C.Animal fat lubricant
D.All are correct
The efficiency of external combustion engine ranges from:
A.10 to 15 per cent
B.10 to 20 per cent
C.15 to 30 per cent
D.30 to 40 per cent
