if x = 10 sin^3 (pi t) ...find amplitude and frequency
rahul agrwl , 11 Years ago
Grade 12
Wave Motion> shm...
2 Answers
JAYANT ARORA
Last Activity: 11 Years ago
Amplitude is 10
rahul agrwl
Last Activity: 11 Years ago
so easy guys.... just write sin^3 x in terms of sinx and sin 3x ....
sin 3x = 3 sinx - 4 sin ^3x.......
then the given question becomes combo of 2 shms .....and amplitude is 10 /4....just wanna check u guys.
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