Intensity of Sound: By how many decibels does the intensity level of a sound increase when you triple the intensity of a source of sound?

A. 9.5 dB
B. 4.8 dB
C. 6.0 dB
D. 3.0 dB
E. 12 dB


Answer: B

Physics & Space Science

You might also like to view...

The characteristic that distinguishes fermions from bosons is

A) their mass. B) their electric charge. C) their spin. D) their size. E) their speed of travel.

Physics & Space Science

The real image of an object is located 18.8 cm away from a concave mirror, which has a focal length of 8.20 cm. How far is the object from the mirror?

a. 10.6 cm b. 16.4 cm c. 6.88 cm d. 14.5 cm e. 18.8 cm

Physics & Space Science

A general principle of ionic compound formation is that the total ionic charge in the formula unit must be

a. 0. b. no greater than that of the metal ion. c. between +4 and –4. d. no less than that of the nonmetal ion.

Physics & Space Science

Discuss the limitations of the Bohr theory

What will be an ideal response?

Physics & Space Science