11. A 3 kg ball attached to a string of length L = 31' is released from rest when the string is horizontal. When the string is vertical, the string strikes a peg that causes the ball to move in a circle of radius r. (a) What is the tension in the string just before the string strikes the peg? "5 'lL: imv" r, 4-19: .m' V= bar (b) What is the tension in the string just after (c) What is the tension in the string when the the string strikes the peg? ball is directly over the peg? WW mx WE??? Fr:m(\\l_)z+m9 FT: m(r!'f\\' .lng 4( r F, : ma Cu- t} g} \"(E/A"- FF mung - m9 mam) Hwy/[7'3 FTTWBU'M'D FT: ZION L\"? \"FF : :'ZEL'Q '9 M5 ; 7AA\"? F17 (LO-H303 K \"1.1 N