Questions and answers by

Jim Kirk

Questions (2)

A 9 kg object is given a displacement∆~s = (4 m) ý + (3 m)ˆ J + (−4 m) k along a straight line. During the displace- ment,
1. 0 answers
2. 1,130 views
A person doing a chin-up weighs 615.4 N,disregarding the weight of the arms. During the ﬁrst 21.0 cm of the lift, each arm
1. 0 answers
2. 693 views