Question
a.
fading of dyes on textiles.
b.
corrosion, tarnishing & soiling of metals.
c.
reduced strength of textiles.
d.
all (a), (b) and (c).
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. Nitrogen oxides (NOₓ) is not produced in the __________ industry.
View solution
Q. World's worst radioactive pollution was caused by nuclear reactor disaster which occured in
View solution
Q. Dissolved oxygen content in river water is around __________ ppm.
View solution
Q. What are the methods of treatment & disposal of radioactive wastes ?
View solution
Q. Bacterial aerobic oxidation of polluted water in biological oxidation ponds is done to purify it. Presence of bacteria helps in
View solution
Q. Main pollutant present in automobile exhaust is
View solution
Q. Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels.
View solution
Q. Industrial workers working in leather tanning & manufacturing units are prone to suffer from
View solution
Q. Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of __________ present in it.
View solution
Q. __________ can not control the noise pollution.
View solution
Q. Ozone level is generally found to be depleted in India in the month of
View solution
Q. Noise level during normal conversation among men is about __________ decibles.
View solution
Q. 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a 'particulate' ?
View solution
Q. Pick out the wrong statement.
View solution
Q. Peroxyacyl nitrate (PAN), a pollutant is found in the
View solution
Q. Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water.
View solution
Q. Ambient noise level can be reduced by __________ decibels by planting trees (like coconut, neem etc.) near public utility buildings (like hospitals & schools).
View solution
Q. Pick out the wrong statement.
View solution
Q. Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the
View solution
Q. Which of the following is not a secondary air pollutant ?
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Basic Chemical Engineering? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!
