Mine Legislation | MCQ Multiple Choice Questions | Answer
1) Exhaust / Retarder braking system in a truck
a) Is primarily to protect the service break from excess heat and save wear
b) Can stall the engine if the specified engine speed is not maintained
c) Is the preferred means of speed control when travelling down grades
d) All above
2) What is the minimum height of Roof in case of flat roof Rest Shelters?
a) 2.5 Mts
b) 3.0 Mts
c) 1.8 Mts
d) 3.5 Mts
3) Which of the following are the causes of “Slope failure”
a) Geological structure, textur
b) Anomalies like dykes, faults, folds Etc.
c) Dynamic Loading.
d) Fissures and joint
e) ‘a’, ‘b’, ‘c’ & ‘d’ are correct
4) No drill shall be used for boring a shot hole unless it allows a clearance of atleast over the diameter of the cartridge of explosive which it is intended to use.
a) 2 mm
b) 2.5mm
c) 4mm
d) 3mm
5) Minor injuries shall be recorded in Form and reports shall be sent to Regional Inspector once in
a) ‘J’ – once in a quarter
b) ‘K’ – once in a year
c) ‘J’ – once in a year
d) ‘K’ – once in a quarter
6) Sound level of Audio Visual Alarm (AVA) should be at least higher than theambient noise level.
a) 5 to 20%
b) 10 to 15%
c) 20 to 25%
d) 5 to 10%
7) Runaway ramps can be seen at
a) Benches
b) Haul roads
c) O B Dumps
d) Workshop
8) Which of the Fire Extinguisher can be used for Electrical fires?
a) Automatic
b) water type
c) Foam type
d) CO2 type
9) As per Reg.177 of MMR 1961 Every Fence erected on the surface shall once at least inevery week be
examined by
a) Mines Manager
b) Asst. Mines Manager
c) Foreman
d) Competent person
10) Adult means a person who has completed his year.
a) 20th
b) 18th
c) 21st
d) 19th
ANSWERS OF ABOVE QUESTIONS
| 1 | d | ||
| 2 | a | ||
| 3 | e | ||
| 4 | d | ||
| 5 | b | ||
| 6 | a | ||
| 7 | b | ||
| 8 | d | ||
| 9 | d | ||
| 10 | b |
THANKYOU
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