- Improve performance
- Improve time of Blasting
- To control fly rocks and group vibrations
- None of the above
- 120 dB (A)
- 130 dB (A)
- 140 dB (A)
- 115 dB (A)
- 90 dB (A)
- 85 dB (A)
Q) The main purpose of control methods of blasting in opencast mine is to _____.
Solution:
The main purpose of control methods of blasting in opencast mine is to control fly rocks and group vibrations.
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