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The displacement of an elastic wave is g...

The displacement of an elastic wave is given by the function `y=3 sin omega t +4 cos omegat .`
where y is in cm and t is in second. Calculate the resultant amplitude.

A

3 cm

B

4 cm

C

5 cm

D

7 cm

Text Solution

Verified by Experts

The correct Answer is:
C
Resultant amplitude=`sqrt(3^(2)+4^(2))=sqrt(9+16)=5 cm`
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