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41
Which of the indigenous firm do manufacture SDL& LHD in India?
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Answer: Option C
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42
The mass of a rope depends upon the . . . . . . . . of steel.
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Answer: Option B
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43
Which of the following can be used safely right upto the face of coal mine
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Answer: Option A
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44
In coned socket type capel the metal poured is . . . . . . . .
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Answer: Option C
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45
Which metal is used for the purpose of capping of winding ropes?
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Answer: Option B
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46
Ropes used for drag line.
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Answer: Option A
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47
The wire rope which offers better wearing surface and more resistant to bending fatigue called . . . . . . . .
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Answer: Option A
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48
For AFC open-bottom pans are preferable to closed-bottom pans because
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Answer: Option D
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49
Preshaping the wires and strands in to exact helical positions, they assumed in the finished shape called . . . . . . . .
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Answer: Option C
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50
The ropes used for winding; haulage, coal cutting are the examples of . . . . . . . .
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Answer: Option D
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