CSS :: Agricultural Engineering

@ : Home > Agriculture > Agricultural Engineering

For students in search of

221.

The carburetor employed on most of tractor engines is:

A.	Down draft	B.	Middle draft
C.	Updraft	D.	None of these

222.

Purpose of lubrication is:

A.	Reducing frictional effect	B.	Cooling effect
C.	Sealing effect	D.	All are correct

223.

The lubricants are obtained from:

A.	Animal fat	B.	Vegetables
C.	Minerals	D.	All are correct

224.

Animal far lubricants are:

A.	Suitable for machine	B.	Less viscous
C.	It is gummy and waxy type	D.	All are correct

225.

Lubricants obtained from vegetables is suitable for:

A.	Small and simple implements	B.	Tractor and stationary engines
C.	All heavy implements	D.	None of these

226.

Mineral lubricants are most popular for:

A.	Simple implements	B.	Engines and Machines
C.	Both (a) & (b)	D.	None of these

227.

Petroleum lubricants are less expensive and suitable for:

A.	Steam engines	B.	IC engines
C.	Both (a) & (b)	D.	None of these

228.

A good lubricant should have:

A.	Sufficient viscosity	B.	Remains stable under changing temperature
C.	It whould not corrode metallic surface	D.	All are correct

229.

The method used for testing of lubricating oil is:

A.	Viscosity test	B.	Flash fire test
C.	Pour point test	D.	All are correct

230.

Say bolt viscometer is used for:

A.	Flash point testq	B.	Viscosity test
C.	Pour point test	D.	Colour and carbon residue