1.

Ramesh with mass of 65 kg stands on a spring balance in a lift. If the lift moves in upward direction with an acceleration of 3 m/s^(2), then the weight of Ramesh will becom e........

Answer»

195 N
845 N
480 N
720 N

Solution :`W=mg (g+a)`
`=65 (10+3)`
`65 XX 13`
`845 N`


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