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Two forces ( 25 pm 0.2) dyn and (18 pm 0...

Two forces ( `25 pm 0.2`) dyn and `(18 pm 0.3)` dyn act simultaneously on a particle. Find their resultant when they act (i) in the same direction , (ii) in opposite directions.

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The correct Answer is:
`(43 pm 0.5 ) "dyn"; (7 pm 0.5)` dyn
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