Identify the correct sequence of average noise levels in increasing order of their magnitude from different sources.
(A) City street corner
(B) Conversational speech
(C) Highway
(D) Aircraft noise during take off
(E) Typical office
Choose the correct answer from the options given below:विभिन्न स्रोतों से औसत ध्वनि स्तरों की उनकी मात्रा के आरोही क्रम में सही अनुक्रम की पहचान कीजिए।
(A) शहर की गली का नुक्कड़
(B) वार्तालाप की ध्वनि
(C) राजमार्ग
(D) उड़ान भरते समय वायुयान का शोर
(E) सामान्य कार्यालय
नीचे दिए गए विकल्पों में से सही उत्तर चुनिए:
Pick an option to check yourself, or open the answer below.
Show answer & explanation
Correct answer: B. (E), (B), (A), (C), (D)
Explanation
Typical values are: a quiet office about 50 dB, ordinary conversation about 60 dB, a busy city street corner about 70–80 dB, highway traffic about 85–90 dB and an aircraft at take-off about 120–140 dB. In increasing order this is (E), (B), (A), (C), (D).सामान्य मान इस प्रकार हैं: शांत कार्यालय लगभग 50 डेसिबल, सामान्य वार्तालाप लगभग 60 डेसिबल, व्यस्त शहरी नुक्कड़ लगभग 70–80 डेसिबल, राजमार्ग का यातायात लगभग 85–90 डेसिबल तथा उड़ान भरता वायुयान लगभग 120–140 डेसिबल। आरोही क्रम में यह (E), (B), (A), (C), (D) है।More People, Development and Environment questions
- Given below are two statements: One is labelled as Assertion (A) and the other is labeled as Reason (R). Assertion (A): Energy produced fro…
- What is the correct order of Global Warming Potential (GWP) of following atmospheric chemical species? (A) Chlorofluro Carbon (CFC) (B) Met…
- Given below are two statements: Statement I: Classical smog is formed when oxides of nitrogen combine with particulate matter especially in…
- Source of arsenic pollution in the ground water is
- Given below are two statements: Statement I: Concentration of Volatile Organic Chemicals is generally 100–1000 times higher in surface wate…
- Pyrolysis helps in addressing the problem of