A 60kg man stands on a weighing balance in an elevator. If the elevator accelerates upwards at 5ms¯²; determine the reading of the scale. [g = 10ms¯²]

by | Mar 24 | Physics WAEC | 0 comments

A. 300N
B. 600N
C. 800N
D. 900N

Correct Answer:

Option D = 900N

Explanation

Formula

R= Ma + Mg

R=M(a+g)

= 60(5+10)

R = 900N

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