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Mining Engineering · Q100

Mine Supports and Strata Control

Engineering and GATE · Mining Engineering · question 100

Q100

For a frequency of vibration 3 - 300 cycle/sec the PPV safe for structure is

A.
5.08 cm/s
Answer
B.
19.3 cm/s
C.
25.4 cm/s
D.
30.08 cm/s

Answer: Option A

Solution

Answer: Option A
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