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PE #3 Solution - EGM 2511 Exam 1 Fall 2XXX NAME(Last First...

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Unformatted text preview: EGM 2511 Exam 1 Fall 2XXX NAME (Last, First) HW #9 Section SHOW YOUR WORK - BOX OR UNDERLINE ANSWERS —— FBDS REQUIRED FOR EQ PE#3 The bundle of material at H has a mass of 25 kg, and the cable ECGH passes over frictionless pulleys at C and G. a) Find the moment about point A, MA, of the two cable forces acting at point C (give answer in vector form). b) What is the magnitude of the twisting tendency on the door caused by the two cable forces (in other words, what is the component of the moment about the line AB)? y 05:».3552-zSi?)CE‘=2ué‘f57 Tie: 40. 274,: 42/. 74%;? ca = we: Va; "MP, 59 = 7.5v72 H W: 25(%8[)=2¥5.2§N ‘\ , ' x '56: Mating): uzesizdjtflzrfifiDk 2.5 m 23072 ‘ Z§o72 ' 252972, F??? :3- ” A Z R: 722‘ +7359 = 359.95,?) +77.8’z§§v17’27.3817$ A .A- 4 d_ c a. (3%: £95» + 3-51: “(A k 54* r» E — ’“ i 3 L, X -‘ A A .géé 2.5 I5 _/ :23 3,”;15éM; +38£V3M§+2mgstk MM '3” 385 e 4» 5": M}? w u . ~ “we-mW W WA 3A '2: a: [117$ .a. 4 ‘1 "‘ 5.) AB .. 394,; ,5)“ 143:) ) 3%: .599» +.£k’ M45: )As'MA -—_-. fig“, (m7. 3&15)+.5(§’-035‘1): ,mm ”.7“;— —- ...
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