The intensity of a spherical wave 2.5 m from the source is 120 W/m2. What is the intensity at a point 9.0 m away from the source?
A) 9.3 W/m2
B) 24 W/m2
C) 53 W/m2
D) 80 W/m2
E) 270 W/m2
Correct Answer:
Verified
Q34: Two children setup a "telephone" by placing
Q35: Two boys are whispering in the library.
Q36: How far must one stand from a
Q37: The decibel level of a jackhammer is
Q38: A transverse periodic wave on a string
Q40: The speed of sound in fresh
Q41: According to US government regulations, the maximum
Q42: The car in the drawing is moving
Q43: The car in the drawing is moving
Q44: A car moving at 35 m/s approaches
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents