A man weighs 80 kg. He stands on a weigh...

A man weighs 80 kg. He stands on a weighing scale in the lift, which is moving upward with a uniform acceleration of `5 ms^-2` what whould be the reading on the scale? `(g = 10 m//s^2)`.

A

zero

B

400 N

C

800 N

D

1200 N

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