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Title: An object of mass 4.0 kg is thrown vertically upwards from ground level with an Post by: ppk on Apr 10, 2012 An object of mass 4.0 kg is thrown vertically upwards from ground level with an initial speed of 20 m/s. Ignore friction and use g = 10 m/s2. How high did the object go?
A) 20 m B) 4.5 m C) 15 m D) 80 m E) None of the other choices is correct. Title: Re: An object of mass 4.0 kg is thrown vertically upwards from ground level with an Post by: CEPA on Apr 10, 2012 A) 20 m
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