Mining Machinery - Study Mode

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[#131] One of the Loco haulage is . . . . . . . .

(A) Disc

(B) Cable reel

(C) Gathering

(D) Compressed air

Correct Answer

(D) Compressed air

[#132] Electric drills commonly used for . . . . . . . .

(A) Hard rocks

(B) Very hard strata

(C) Homogenious strata

(D) Soft strata

Correct Answer

(D) Soft strata

[#133] The drill manufactured by Atlas Copco Ltd. under the trade name of . . . . . . . .

(A) Crown

(B) Crawler

(C) Cavo

(D) Simba

Correct Answer

(D) Simba

[#134] Jack hammer drill used for vertically downward drilling upto a depth of . . . . . . . . m.

(A) 1.2

(B) 1.5

(C) 1.8

(D) 3

Correct Answer

(D) 3

[#135] If any break down take place in endless haulage, the whole system comes to . . . . . . . .

(A) Run

(B) Stand still

(C) Alternate system

(D) None

Correct Answer

(B) Stand still