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81
Every haulage engine break wheel rope and other appliance in use shall be examined atleast once in . . . . . . . . hours.
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Answer & Solution
Answer: Option D
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82
A period of twelve months from first day of April to the last day of March of successive year.
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Answer & Solution
Answer: Option C
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83
No tree or loose stone or debris shall be allowed to remain within a distance of . . . . . . . . meters from the edge or side of excavation in open cast mines.
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Answer: Option D
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84
An individual, association of individual, company or institution who designs a coal mining system, method of coal mining, machinery plant, equipment, appliance or substances for the use of coal mines called . . . . . . . .
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Answer: Option B
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85
Every bell plate with safety hook shall be examined once in atleast in every . . . . . . . . days.
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Answer & Solution
Answer: Option C
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86
When any roadway or face in direct line with haulage track and persons may be explosed to danger from runway tubs the effective contrivance provided is . . . . . . . . to prevent such danger.
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Answer & Solution
Answer: Option A
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87
The haulage and travelling roadways examined carefully once in atleast in every . . . . . . . . days.
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Answer: Option C
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88
The components of the suspension gear have a factor of safety not less than . . . . . . . .
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Answer: Option A
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89
Minimum practical experience of driving a winding engine or as an assist to qualified engine driver appear for the engine drivers certificate examination for period of at least . . . . . . . . year.
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Answer & Solution
Answer: Option C
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90
Spliced rope shall not used in . . . . . . . . haulage.
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Answer & Solution
Answer: Option A
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