A. 120 db
B. 150 db
C. 180 db
D. 240 db
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Related Mcqs:
- Preventive measures from part of the normal routine of forest administration, while remedial measures are called for in cases of:
- A. Occasional B. Unexpected damage C. Where the preventive measures has broken down D. All of the above...
- Maximum noise pollution in residential areas is due to:
- A. Traffic sirens B. Sirens and loud speakers C. Kitchen appliances, radio and TV D. Industries...
- The noise level of London is around:
- A. 120-170 db B. 90-160 db C. 100-130 db D. 100-160 db...
- Range land rehabilitation policies and measures are:
- A. Policies: Develop system for effective periodic closure of range lands, to rehabilitate them and ensure sustainable livelihoods to range dwellers B. Measures: Enforce existing land reform laws where absentee holdings of large tracts of range land are the impediment to proper management C. Both (a) & (b) D. None of these...
- Units of measures are:
- A. Cusecs: flow of cubic feet per second B. Cumecs: flow of cubic meter per second C. Acre feet: volume of water required to cover one acre to a depth of one feet D. All of the above...
- Control measures to check tree damages are:
- A. Use of resistant varieties B. Physical C. Biotechnical D. Biological E. All of the above...
- Competition for water, minerals, light and space is most severe between two:
- A. Closely related species occupying the same niche B. Closely related species occupying different niche C. Unrelated species occupying the same niche D. Species occupying different overlapping ecosystems...
- What is contributed from the outer space in an ecosystem?
- A. All the atmospheric gases B. Only carbon, hydrogen and oxygen C. Energy only D. All the above components...
- When the number of organisms at successive levels are plotted, they assume the space of a pyramid. This is called the pyramid of:
- A. Energy B. Number C. Biomass D. Both (a) and (c)...
- Which are the primary constituents of photochemical smog?
- A. SO2 and CO2 B. NO2 and hydrocarbons C. Carbon di-oxide and NO2 D. Hydrocarbons and CFCs...
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The correct answer to the question: "The noise created at the launching of space rocket measures around:" is "180 db ".