Maximum permissible limit of industrial noise as recommended by World Health Org

Sail E0 Webinar

Question

Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels.

Options:

A . 35

B . 75

C . 95

D . 105

Answer: Option B

Submit Your Solution Below and Earn Points !

Next Question

Submit Solution

More Questions on This Topic :

Question 1. Fluorosis is caused due to the presence of excessive amount of __________ in drinking water.....

Question 2. Smog is not formed due to the presence of __________ in the atmosphere.....

Question 3. Dose of chlorine for disinfection of water is about __________ mg/litre of water.....

Question 4. Which of the following plants does not emit appreciable amount of SO₂ in atmosphere?....

Question 5. Presence of iron and manganese in water causes....

Question 6. What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillary, dairy....pulp & paper, tanning, distillary, dairy and meat packing industries?

Question 7. Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some anim....and haemoglobin breakdown of some animals, beyond TLV (>50 ppm)

Question 8. A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fac....layer of __________ high above earth's atmosphere, which absorbs it.

Question 9. Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created ....water courses or are removed before starting the mining is

Question 10. Major sources of noise in furnace operation arises from air inspirators, combustion, side wall vibrations and fluctuatio....may increase the furnace noise level by about __________ decibels.

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

GPOE / GPA Combined 1 Free Mock Test SAIL JO E-0 2024

Chapter 3.1 : INTRODUCTION Chapter 3 : Sinter Plant SAIL E0 - GPOE/GPA 2024

Chapter 2.3 : COAL HANDLING PLANT - Set 1 Chapter 2 : Coke Ovens and Coal Chemicals SAIL E0 - GPOE/GPA 2024

Chapter 1.1 : INTRODUCTION Chapter 1 : Raw Material Handling Plant SAIL E0 - GPOE/GPA 2024

DSP Combined 1 Free Revision Test SAIL JO E-0