MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Interference in Sound Waves

Consider thre...

Question

Consider three waves represented by
$y_{1} = 3 s i n (k x - ω t)$
$y_{2} = 3 s i n (k x - ω t + \frac{2 π}{3})$
$y_{3} = 3 s i n (k x - ω t + \frac{4 π}{3})$
What is the amplitude or resultant of waves at x=0?

A

0

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

9

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

6

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

1

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A 0
There are three waves super imposing such that it have zero resultant

Suggest Corrections

thumbs-up

0

Similar questions

Q. Two waves are represented

y_{1} = A sin (k x - ω t)

y_{2} = A cos (k x - ω t)

. The amplitude of resultant wave is?

Q. Three travelling waves in same direction are superimposed. The equation of wave are

y_{1} = A_{0} s i n (k x - ω t), y_{2} = 3 \sqrt{2} A_{0} s i n (k x - ω t + ϕ)

y_{3} = 4 A_{0} c o s (k x - ω t)

0 \leq ϕ \leq π / 2

and the phase difference between resultant wave and first wave is

π / 4

ϕ

Q. Two waves represented by

y = a s i n (ω t - k x)

y = a c o s (ω t - k x)

are superimposed. The resultant wave will have an amplitude

Q. Consider the three waves

z_{1}, z_{2}

z_{3}

z_{1} = A s i n (k x - ω t)

z_{2} = A s i n (k x + ω t)

z_{3} = A s i n (k y + ω t)

Which of the following represents a standing wave?

Q. If two waves represented by

y_{1} = 4 sin ω t

y_{2} = 3 sin (ω t + \frac{π}{3})

y_{1}, y_{2}

cm

t

sec

),
interfere at a point, the resultant amplitude of that point will be about,

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Interference of Sound

PHYSICS

Watch in App

explore_more_icon

Explore more

Interference in Sound Waves

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon