Environmental Studies Short Question | Gkseries

Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Question

A point source of noise produces a sound of 60 dB at a distance of 10 m from it. If the sound is measured at a distance of 40 m, what will be its value ?

A 48 dB
B 54 dB
C 57 dB
D 44 dB

Answer & Explanation

Answer:48 dB

Advertisement
Article and Schedule Quiz Start Test!
DOWNLOAD CURRENT AFFAIRS PDF FROM APP
Assam Direct Recruitment Test Series

Teacher Eligibility Test

Assam Direct Recruitment Test Series