- Before/ISO standard
- After/ISO standard
- Before/DGMS standard
- Before OEM standard
- 120 dB (A)
- 130 dB (A)
- 140 dB (A)
- 115 dB (A)
- 90 dB (A)
- 85 dB (A)
Q) Vibration studies of various mining machinery___their introduction in mining operation should be done as per___.
Solution:
Vibration studies of various mining machinery before their introduction in mining operation should be done as per ISO Standard.
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