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Unformatted text preview: CHAPTER 2 FORCE VECTORS ‘ .r g .l
 meet”ng .35 ‘ Eﬁﬁt'ihiéeﬂw 4wa ‘ at ﬁght? t. 5? j 5W“ 9
54““ M 'x"
ten ‘ “‘ 11:72—25. Determine the angle‘ 6 between the force and
theline A0. Fm{m6i+9j+3k}kN F245 H.215. Determine the angle 6 between the force and the
line AB. M26 F247. Determine the angle 8 between the force and
the line 0A. M28. Determine the component of projection of the
force atong the line 0A. Fm 650N 9 13
N 12 M27128 m. ' FEE—29. Find the magnitude of the projected component of
the force along the pipe. Eta—2.9 F260. Determine the components of the force acting
parailel and perpendicuiar to the axis of the pole. F=6001§3 , F2—30 2.9 [30? PRODUCT 75 2111. Given the three vectors A, B, anti D, Show that Z~114. Determine the length of side BC 0f the triangular
A‘UB + D) : (AB} + (AD). plate. Solve the problem by finding the magnitude 0? rBC; . . ti) kt! 1t ' , ,d’ d *2—112. Determine the promoted component of the force then Chose E6 reg] by {RSI ﬁndmg 6 MB an MC an
, en nsmg the eosme iaw. , FAB x 560 N acting along cable AC. Express the result as a ; Cartesian vector. Pref). 2—114
q Prob. 2412 mung °2~113. Determine the magnitudes of the components of 2115. Determine the magnitudes of the components of
force F "2 56 N acting along and perpendicular to line A0. F == 600 N acting along and perpendicular to segment DE
of the pipe assembiy. I" b. 2—115
Prob. 2113 m 76 CHAP'TER 2 FORCE VECTORS *2—116. Two forces act on the hook. Determine the angle 2—119. The clamp is used on a jig. If the vertical force 9 between them. Also,what are the projections of F1 and F2 acting on the bolt is F m": {—50%} N, determine the
along the y axis? magnitudes of its components F1 and F2 which act along the ‘ , 0A axis and perpendicular to it.
tea—117. Two forces act on the hook. Determine the i magnitude of the projection of F2 aiong F1. Prob. 2419 ‘.. y
x F2 = {mm + 99; w 80k}N
Prebs. 2—1161117
*2—120. Determine the magnitude of the projected
component of force FAB acting along the z axis.
ZwIIS. Determine the projection of force F "—* 80 N along Z«}21. Determine the magnitude of the projected
line B C. Express the result as a Cartesian vector. component of force FAG acting along the z axis. Prob. 2418 78 CHAPTeR 2 FORCE VECTORS 424.32. Determine the magnitude of the projected 0/429. Determine the angle 9 between cables AB and AC.
component of the force F == 300 N acting along line 0A. 2430. If F has a magnitude of 55 lb, determine the
magnitude of its projected components acting atong the x axis and along cabie AC. Prob. 2432
Probe. 2—12.91130 '2w133. Two cables exert forces on the pipe. Determine
the magnitude of the projected component of F1 along the line of action of F2. 2—131. Determine the magnitudes of the projected
components of the force F m 300 N acting along the x and y axes. 2—134. Determine the angle 8 between the two cahées
attached to the pipe. Probe. 2433.334 Prob. 2—131 ...
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 Fall '10
 Hsieh
 Chemistry

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