1.

The displacement of a SHM particle is y= 3 sin omega t+4 cos omega t then its amplitude will be……

Answer»

`7`
`1`
`5`
`12`

Solution :Comparing given equation
`y= A sin omega t+ B cos omega t` with equation
`y= 3sin omega t+4 cos omega t`
`A= 3" and "B= 4`
AMPLITUDE `a= sqrt(A^(2)+B^(2))`
`= sqrt((3)^(2)+(4)^(2))`
`THEREFORE a= 5`.


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