Explore topic-wise MCQs in Engineering Physics Questions and Answers.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.	Calculate the intensity level of a plane just leaving the runway having sound intensity of about 1000W/m2.
A.	0dB
B.	15dB
C.	5dB
D.	150dB
Answer» E.

Discussion

2.	The intensity of sound produced by roaring of a lion at a distance of 5m is 0.01W/m2. Calculate the intensity level in decibel.
A.	1dB
B.	11dB
C.	100dB
D.	20dB
Answer» D. 20dB

Discussion

3.	The volume of an auditorium is 12,000m3. Its reverberation time is 1.5 seconds. If the average absorption coefficient of interior surfaces is 0.4 Sabine/m2. Find the area of interior surfaces.
A.	20,000m2
B.	3340m2
C.	4500m2
D.	450m2
Answer» C. 4500m2

Discussion

Explore topic-wise MCQs in Engineering Physics Questions and Answers.

Calculate the intensity level of a plane just leaving the runway having sound intensity of about 1000W/m2.

The intensity of sound produced by roaring of a lion at a distance of 5m is 0.01W/m2. Calculate the intensity level in decibel.

The volume of an auditorium is 12,000m3. Its reverberation time is 1.5 seconds. If the average absorption coefficient of interior surfaces is 0.4 Sabine/m2. Find the area of interior surfaces.