Quiz Hotel Service Unit 2 Safety Q4

1 / 5

What is the recommended maximum period of time that personnel should be exposed to noise within enclosed machinery spaces according to maritime safety standards?

C) 8 hours per day with noise levels not exceeding 90 dB

B) 4 hours per shift

D) No more than 1 hour per day

A) 12 hours continuously

2 / 5

At what noise level is hearing protection mandatory in ships?

B) 90 dB

A) 85 dB

C) 95 dB

D) 100 dB

3 / 5

Why have recommendations for maximum periods of exposure to noise in enclosed machinery spaces been made?

D) To improve concentration during watchkeeping

C) To allow more time for breaks

A) To comply with insurance regulations

B) To prevent hearing loss and other health issues associated with prolonged exposure to high noise levels

4 / 5

At what noise level is hearing protection recommended on ships?

C) 85 dB

B) 80 dB

A) 70 dB

D) 95 dB

5 / 5

What is the recommended maximum exposure time if the noise level in an enclosed machinery space exceeds 95 dB?

D) 4 hours per day

A) 2 hours per day

B) 6 hours per day

C) 1 hour per day

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