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Mining Machinery MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Mining Machinery. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Mining Machinery chapter is particularly important for students studying mining engineering.

Each section contains 100 MCQs on Mining Machinery .
1
Coal cutting machine ropes are . . . . . . . . wire rope core.
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Answer & Solution
Answer: Option C
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2
Steel wire rope of 25mm diameter weighing 37N/m has 6 strands of 7 wires each. The diameter and tensile strength of each wire are 2.5mm and 1800 MPa, respectively. The factor of safety for raising a cage of weight 60 kN from a depth of 200m is
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Answer & Solution
Answer: Option A
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3
The joining of ropes is termed as . . . . . . . .
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Answer: Option B
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4
How many types of lay of ropes?
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Answer & Solution
Answer: Option A
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5
The following characteristic curves (P, Q, R, S) pertain to rotary drilling in rock.
Mining Machinery mcq question image
Title of the curve
I : Torque versus RPM
II: Rate of penetration versus uniaxial compressive strength of rock
III : Rate of penetration versus weight on bit
IV : Specific energy versus weight on bit
Match the curves with their titles
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Answer: Option C
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6
The ropes which under go frequent movement of coiling they are called . . . . . . . .
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Answer: Option B
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7
The ratio between breaking load and total suspended load on rope called . . . . . . . .
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Answer: Option C
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8
The haulage wire ropes are generally . . . . . . . .
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Answer: Option B
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9
Rotation of impeller inside the pump forces water to enter in the suction pipe. This is effected due to
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Answer: Option B
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10
Cowl is the component of
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Answer & Solution
Answer: Option C
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