CSS :: Agricultural Engineering

@ : Home > Agriculture > Agricultural Engineering

For students in search of

261.

American Petroleum Institute adopted the classification of engine oils in the year:

A.	1920	B.	1950
C.	1952	D.	1960

262.

ML-light servvice, MM. medium service and MS- severe service are service classes for the:

A.	SI engines	B.	IC engines
C.	Steam engines	D.	All are correct

263.

DG-general service, DM-moderately service and DS-very severe services are service classes for the:

A.	Petrol engine	B.	Steam engine
C.	Kerosene engines	D.	Diesel engines

264.

DG and MS oils have high additive contents, which help in keeping:

A.	Engine cool	B.	Engine clean
C.	Both (a) & (b)	D.	None of these

265.

If diesel fuel contains high sulphur content the best class of lubricating oil for use is:

A.	DS lubricating oil	B.	DM lubricating oil
C.	DG lubricating oil	D.	MS lubricating oil

266.

Lubrication reduces:

A.	Wear and teat	B.	Abrasive elements
C.	Noise	D.	All are correct

267.

Viscosity of oil is measured in terms of:

A.	Its resistance to flow	B.	Its cooling effect
C.	Both (a) & (b)	D.	None of these

268.

Say bolt universal Seconds' is related with the:

A.	Viscosity of oil	B.	Density of oil
C.	Gravity of oil	D.	All are correct

269.

Viscosity of oil expressed at two temperatures is:

A.	?18?C and 99?C	B.	?20?C and 100?C
C.	?20?C and 120?C	D.	?18?C and 150?C

270.

Viscosity measured in:

A.	Centistokes	B.	Centipoises
C.	Redwood seconds	D.	All are correct