Peoples Physics Book Version-2

http://www.ck12.org Chapter 6. Newtons Laws Version 2

by usingd= 1 / 2 at^2 and substitutinghford

37. a. Yes, because it is static and you know the angle andm 1 b. Yes,TAand the angle gives youm 1 and the angle
    andTCgives youm 2 ,m 1 =TAcos 25/g andm 2 =TCcos 30/g


38. a. 3 seconds d. 90 m
    39..
    40..
    41..


39. a. 1.5 N; 2.1 N; 0. 71