Coal Mining Regulation In India - Study Mode

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[#141] All parts of suspension gear be renewed after a period of service not more than . . . . . . . . years and at shorter interval.

(A) 10

(B) 8

(C) 6

(D) 4

Correct Answer

(C) 6

[#142] The coal mines regulation apply to every . . . . . . . . mine.

(A) Oil

(B) Gas

(C) Coal

(D) Metal

Correct Answer

(C) Coal

[#143] The rate of emission of gas does not exceed . . . . . . . . tonne of coal produced in gassy seam of first degree.

(A) 1 m 3

(B) 1.5 m 3

(C) 10 m 3

(D) 5 m 3

Correct Answer

(A) 1 m 3

[#144] The travelling roadway shall not be less than . . . . . . . . m height.

(A) 1.2

(B) 1.5

(C) 1.8

(D) 2

Correct Answer

(C) 1.8

[#145] Where the roadway is less than 1.8 m in height the manhole may be made to the . . . . . . . . of the roadway.

(A) Partial height

(B) Full height

(C) As usual height of manhole

(D) None

Correct Answer

(B) Full height