Related Questions

Choose the sentence (s) in which the word 'straight means 'honest or frank'. (1) Draw a straight line through the two points. (2) You are not being straight with me, even though you know that I like straight answers. (3) It was a straight choice between taking or leaving the offer of friendship.
A (1)
B (3)
C (1) and (2)
D 1) and (3)
Grinding wheel made of silicon carbide is most suitable for grinding materials of low tensile strength (e.g; tough bronze). Grinding is a __________ operation.
A Turning
B Dressing
C Forming
D Surface finishing
In grinding irregular, curved, tapered, convex and concave surfaces, the grinder used is
A Cylindrical grinder
B Internal grinder
C Surface grinder
D Tool and cutter grinder
For fast removal of materials during grinding, a _________ grinding wheel is used.
A Course grained
B Fine grained
C Medium grained
D None of these
A fine grained grinding wheel should not be used for grinding __________ materials.
A Hard
B Brittle
C Soft & ductile
D None of these
What is suggested by the language and imagery in the following poem by Whitehead Hicky ? I hear them grinding , grinding through the night , The gaunt machines with arteries of fire, Muscled with iron, bowelled with smouldering light"
A All machines operate loudly .
B Machines can be compared to bodies.
C Anger against factories and mills is useless.
D Machiness are run by human bodies.
A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end.
A Compartment
B Tube
C Rod
D Pebble
The value of work index does not change materially from one equipment to another. If the value of work index determined for close circuit grinding is Wi, then the same for open circuit grinding will be
A 0.5 Wi
B Wi
C 1.34 Wi
D 3.34 Wi
Which of the following grinding mills has the horizontally arranged rods as the grinding elements thereby delivering more uniform granular products with minimum fines?
A Compartment mill
B Rod mill
C Pebble mill
D Tube mill
In closed circuit grinding as compared to open circuit grinding, the
A Specific surface of product is more
B Product has lesser size uniformity
C Production rate at a given limiting size is lower
D Operation is economical

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