CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
3
You visited us 3 times! Enjoying our articles? Unlock Full Access!
Question

A wave is represented by the equation y = (0.001) sin [2x+50t] where is x in meter t is sec and y in mm.

A
wave velocity = 25 m/s
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Wavelength = 2.0 m
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Wave velocity=100 m/s
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Wavelength=2342 m
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A wave velocity = 25 m/s

Given,

y=0.001sin(50t+2x)

Here,

a=0.001

ω=50

k=2

k=2πλ

λ=π

ω=2πν

50=2πν

ν=25π

so,

wavevelocity,v=νλ

v=25m/s


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Wave Interference
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon