1.

The amplitude of vibration of a particle is given by a_(m)=(a_(0))/(aw^(2)-bw+c) where a_(0), a , b and c are positive. The condition for a simple resonant frequency

Answer»

`B^(2)=4AC`
`b^(2)gt4ac`
`b^(2)=5ac`
`b^(2)LT 4ac`

ANSWER :A


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