145_Physics ProblemsTechnical Physics

# 145_Physics ProblemsTechnical Physics - Chapter 5 P5.59...

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Chapter 5 147 P5.59 With motion impending, nT m g fm g T s +− = =− sin sin θ µθ 0 bg and Tm g T ss cos sin μμ += 0 so FIG. P5.59 T mg s s = + μ cos sin . To minimize T , we maximize cos sin θµ + s d d cos sin sin cos = + 0. (a) == = ° −− tan tan . . 11 0350 193 s (b) T = °+ ° = 0350130 980 19 3 0 350 19 3 421 .. . cos . . sin . . kg m s N 2 a f ch *P5.60 (a) See Figure (a) to the right. (b) See Figure (b) to the right. (c) For the pin, Fm a C C yy = = :c o s cos . 357 0 357 N N For the foot, m g 36 4 9 8 357 kg m s N 2 a f FIG. P5.60(a) FIG. P5.60(b) a nC n yyB B =+ −= = o s . 0 357 N
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## This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .

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