help me

Asked by deepthi.p08 | 12th Oct, 2008, 04:57: PM

Expert Answer:

The choice (c) is the wrong formula because the amplitude given is a/T which is in dimensions of msec-1 .But the dimensions of y should be in metres.

**The trignometric functions are dimensionless.

Answered by  | 23rd Oct, 2008, 01:19: AM

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