Two harmonic waves moving in the same direction superimpose to form a wave x = a cos(1.5t) cos(50.5t) where t…

Question

Two harmonic waves moving in the same direction superimpose to form a wave $x = a \cos(1.5t) \cos(50.5t)$ where $t$ is in seconds. Find the period with which they beat (close to the nearest integer):

A
$6 \, \text{s}$
B
$4 \, \text{s}$
C
$1 \, \text{s}$
D
$2 \, \text{s}$

Accepted Answer

D. $$2 \, 	ext{s}$$

Answer

A. $$6 \, 	ext{s}$$

Answer

B. $$4 \, 	ext{s}$$

Answer

C. $$1 \, 	ext{s}$$

Answer & step-by-step solution

Practice more Beats & Resonance questions

Related questions