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- Question
Acceptable noise level for human ear
Options- A. > 85 db
- B. = 85 db
- C. < 85 db
- D. None of the above
- Correct Answer
- < 85 db
ExplanationSound intensity or level is measured by a unit called a decibel. An 85 decibel noise level is not a safe standard for the public.
Hence, Acceptable noise level for human ear is less than 85 db.
- 1. Sanchi Stupa is located near
Options- A. Gaya
- B. Bhopal
- C. Varanasi
- D. Bijapur Discuss
- 2. Who invented Gunpowder?
Options- A. G. Ferdinand Von Zeppelin
- B. Sir Frank Whittle
- C. Roger Bacon
- D. Leo H Baekeland Discuss
- 3. Jeev Milkha Singh is associated with which sports?
Options- A. Volleyball
- B. Golf
- C. Athletics
- D. Hockey Discuss
- 4. The largest dry rock in India is situated at
Options- A. Mumbai
- B. Cochin
- C. Marmugao
- D. Kolkata Discuss
- 5. The landmass of which of the following continents is the least?
Options- A. Africa
- B. Asia
- C. Australia
- D. Europe Discuss
- 6. 'Vijay Stambha' is situated in
Options- A. Jaipur
- B. Agra
- C. Delhi
- D. Chittor Discuss
- 7. Balloons are filled with
Options- A. nitrogen
- B. helium
- C. oxygen
- D. argon Discuss
- 8. Plants hormone that induces cell division is
Options- A. auxins
- B. gibberellins
- C. kinins
- D. domins Discuss
- 9. The Vedic deity Indra was the Goddess of
Options- A. wind
- B. eternity
- C. rain and thunder
- D. fire Discuss
- 10. The minimum age required to become a member of Rajya Sabha is
Options- A. 21 years
- B. 25 years
- C. 30 years
- D. 35 years Discuss
More questions
Correct Answer: Bhopal
Correct Answer: Roger Bacon
Correct Answer: Golf
Correct Answer: Marmugao
Correct Answer: Australia
Correct Answer: Chittor
Correct Answer: helium
Correct Answer: kinins
Correct Answer: rain and thunder
Correct Answer: 30 years
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