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WorksheetsKAWALAN KEBISINGAN
Total questions: 10
Worksheet time: 4mins
Sound can travel through?
Solids
Solids & Liquids
Solids, Liquids & gases
Solids, Liquids, Gases & Vacuum
What is noise?
Unpleasant or wanted sound
Pleasant or wanted sound
Pleasant or unwanted sound
Unpleasant or Unwanted sound
What are the laws related to noise exposure?
Occupational Health and Safety(Noise Exposure) regulations 2019
Occupational Safety and Health (Noise Exposure) regulations 2019
Occupational Safety and Health Acts 1994 (Noise Exposure) regulations 2019
Factory and Machinery acts 1967.
What need to do to identify noise?
Identification of Noise
Identification of Excessive Noise
Noise Monitoring
Noise Assessment
NRA stand for Noise Risk (a) .
The image shows the elements on (a) Program.
A worker is exposed to daily NEL 92dB(A) and given earplug have NRR=27. Calculate the new noise exposure?
(a)
Source, path and receiver are basic engineering control measures for controlling noise levels.
True or False.
(a)
Placing barrier between workplaces and office is administrative control.
True or False.
(a)
Sound Level Meter (SLM) Class 1 or 2 and Sound level calibrator Class 1 are Noise measuring equipment.
True or False.
(a)
