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100 mm А B 75 mm C 100 mm x mm At the instant shown, bar BC has a constant angular velocity of 3.2 rad/s counter clockwise. G

(c) the angular acceleration (magnitude and direction) of the plate. rad/s2 Check (d) the acceleration (magnitude) of point B

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Answer #1

AB=3.2 rads А 100mm 75 mm Ac 163 mm 100mm → position vector of B with respect to D Blo - (100 i +753) mm → position vector o- The is Velocity of B W.7.t the plate Yo = Y Barein +(@AB x Dolo) NAB VB = Voorel it i j 100 15 vo Borrel it [14-15 WAB)-j> The acceleration of B in terms of the plate AB is Q8 = Agrel +(2Wrox Vesel was) + (met )-(w Telp) 4 a orel agarel wna -q MBIO AR (3.8) (100i+753) 10.94 (100 i +753) - 1024 1 +768 j .. from equation , we can write: +03 = Qerrel 3–708219 +5886.2

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