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The displacement of a harmonic oscillator is given by `x=alpha sin omegat+beta cosomegat`. Then the amplitude of the oscillator is,A. `alpha`B. `beta`C. `alpha+beta`D. `(alpha^(2)+beta^(2))^(1//2)` |
Answer» Correct Answer - D `R=sqrt(A_(1)^(2)+A_(2)^(2)+2A_(1)A_(2)cosalpha_(1)-alpha_(2))` |
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