okagbareoghenetega40 okagbareoghenetega40

18-05-2021
Physics

contestada

А
man of mass
77kg stands on a
Spring-weighing
Machine
inside a lift
When the lift starts to ascend, its accel-
eration 2 m/s2. what will be reading on.
the machine?

Respuesta :

Trancescient Trancescient

18-05-2021

Explanation:

The reading on the scale is

W = m(g + a)

= (77 kg)(9.8 m/s^2 + 2 m/s^2)

= 908.6 N

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