1.

A force of 8 N acts on an object of mass 2 kg in X-direction and another force of 6 N acts on it in Y -direction. Hence, the magnitude of acceleration of the object will be ....

Answer»

`7.0 ms^(-2)`
`5MS^(-2)`
`1ms^(-2)`
`2.5 ms^(-2)`

Solution :Resultantforce
`F= SQRT((8)^(2) + (16)^(2)) = sqrt(64+36) = sqrt(100)`
`=ma= 10`
`a =(10)/( m ) = (10)/(2) = 5 ms^(-2)`


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