Calculate the apparent weight loss of a man weighing 70kg in an elevator moving downwards with an acceleration of 1.5ms-2.
[g = 10ms-2]
[g = 10ms-2]
-
A.
686N -
B.
595N -
C.
581N -
D.
105N
Correct Answer: Option D
Explanation
Wt loss = mg – m (g – a)
= 70 x 10 – 70 (10 – 1.5) = 105N
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