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A simple harmonic wave having an amplitu...

A simple harmonic wave having an amplitude a and time period T is represented by the equation y = `5"sin"pi(t + 4)m`. Then the value of amplitude (a) in (m) and time period (T) in second are

A

A=10, T=2

B

A=5, T=1

C

A=10, T=1

D

A=5, T=2

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The correct Answer is:
D
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