Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 10 (Q.No. 17)

UPSC Civil Service Exam Questions

17.

Which one of the following is the correct sound intensity expression with usual notations ?

dB = 10 log₁₀ (I/I₀)²

dB = 10 log₁₀ (I/I₀)

dB = 10 log₁₀ (I - I₀)²

dB = 10 log₁₀ (I - I₀)

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

4 comments Page 1 of 1.

Rushikesh said: 13 hours ago

B is the correct answer.

Priyanka said: 5 years ago

A is correct

Sehrish said: 5 years ago

A is the correct option.

Priya said: 8 years ago

Why not C?

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