Engineering :: Materials Handling

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121.

In case of belt conveyors, the permissible slope will be maximum while conveying

A.	Earth, dry	B.	Anthracite coal
C.	Dry sand	D.	Wood chips

122.

The permissible belt slope while transporting wood chips will be

A.	12?	B.	15?
C.	20?	D.	27?

123.

The horse power required to move a belt conveyor increases as

A.	conveyor speed	B.	load increases
C.	angle of inclination increases	D.	all of the above

124.

Roller conveyors are used for the movement of

A.	fine dusts	B.	granular materials
C.	corrosive materials	D.	package goods

125.

Pneumatic conveyors are generally used for conveying

A.	package goods	B.	mineral ores
C.	heavy goods	D.	granular material

126.

Which of the following item can be conveyed using pneumatic conveyors?

A.	soda ash	B.	salt cake
C.	carbon black	D.	all of the above

127.

In case of pneumatic conveyors the minimum diameter of bend should be at least

A.	two	B.	three
C.	six	D.	ten

128.

Boiler plant ash is generally handled using

A.	hydraulic conveyors	B.	belt conveyors
C.	screw conveyors	D.	any of the above

129.

In material handling plants, automatic scales are used for

A.	weighing the material	B.	sizing the material
C.	batching the material	D.	dressing the material

130.

Automatic scales can be used with

A.	belt conveyors	B.	apron conveyors
C.	pivoted bucked carriers	D.	Any of the above