Mining Machinery - Study Mode

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[#226] The head volume curve is considered to be true characteristic of the pump as it depends only on the . . . . . . . .

(A) Impeller design

(B) Volute

(C) Casing

(D) Speed

Correct Answer

(A) Impeller design

[#227] The type of motor employed in endless haulage . . . . . . . .

(A) Slip ring

(B) Squirrel cage

(C) Shut

(D) None

Correct Answer

(B) Squirrel cage

[#228] Triangular distribution plate is made of . . . . . . . .

(A) Alluminium

(B) Nicel steel

(C) Mild steel

(D) Galvonised iron

Correct Answer

(C) Mild steel

[#229] Ropes for winding and haulage purpose have a central core of . . . . . . . .

(A) Fibre

(B) Steel strand core

(C) Independent wire rope

(D) None

Correct Answer

(A) Fibre

[#230] The cutting unit of continuous miner consisting of the cutter head laced with carbide tipped picks and driven by a water cooled . . . . . . . . kw motor through spur gear.

(A) 80

(B) 120

(C) 150

(D) 180

Correct Answer

(B) 120