Engineering :: Materials Handling

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101.

Flight conveyors are mainly used for conveying

A.	grains	B.	coal
C.	bauxite	D.	iron ore

102.

While dragging, the coefficient of friction (using steel plate) will be least in case of

A.	anthracite coal	B.	bituminous coal
C.	hog fuel	D.	coke

103.

While dragging, the coefficient of friction (using steel plate) will be least in case of

A.	Cement	B.	Clays
C.	Grains	D.	Hydrated lime

104.

While dragging, the coefficient to friction (using steel plate) will be maximum in case of

A.	soda ash	B.	wet saw dust
C.	cement	D.	dry, hog fuel

105.

While dragging, the coefficient of friction (using steel plate) will be maximum in case of

A.	anthracite	B.	bituminous coal
C.	coke	D.	hog fuel, dry

106.

In screw conveyors, ribbon screws are used for

A.	wet and sticky materials	B.	granular materials
C.	none of the above

107.

In screw conveyors, ribbon screws are used for

A.	molasses	B.	hot tar
C.	asphalt	D.	all of the above

108.

In case of screw conveyors, cut flights are used for

A.	grains	B.	cereals
C.	light materials	D.	all of the above

109.

The power requirement in case of a screw conveyor depends on

A.	material to be handled	B.	rate of transportation
C.	length of conveyor	D.	all of the above

110.

In case of belt conveyors, the bearings used for return idlers are

A.	bush bearings	B.	split bush bearings
C.	cast iron bearings	D.	anti-friction bearings