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OpenStudy (anonymous):
In a keep fit exercise , a student of mass 45kg steps 40 times on and off a box of height 0.50m calculate the weight of the student
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OpenStudy (anonymous):
@sleepyhead314
OpenStudy (anonymous):
The mass is 45kg, so approx is 450N or 99lbs Accurate Newton is 445.5N|dw:1423784242777:dw|
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