Further MathematicsDynamicsWAEC
A man of mass 60 kg stands in a lift accelerating upwards at 2 m/s². Find the reaction of the floor on him. [g = 10 m/s²]
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Answer: A. 720 N
R − mg = ma, so R = 60(10 + 2) = 720 N.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.