Acceptable noise level in industries -
High-Yield Explanation
Ans. is 'c' i.e., 40 50 dBAcceptable Noise levelsEnvironmentPlaceAcceptable noise level dB (A)ResidentialBed room25Living room40 Office35-45CommercialConference40-45 Restaurants40-60IndustrialWorkshoopWorkshoop40-6040-50EducationalClass room30-40Library35 - 40HospitalsWards20-35