# The plate OAB forms annormal and tangential components of acceleration of the centroid C at a certain instant are 65 m/s2 and 27 m/s2,respectively, determine the values ofequilateral triangle which rotates counterclockwise with increasing speed about point O. If theandat this same instant. The angle 0 is the angle between line AB and the fixed horizontal axis and the distance b 180mm.bbbAnswers:rad/srad/s2

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251 views help_outlineImage TranscriptioncloseThe plate OAB forms an normal and tangential components of acceleration of the centroid C at a certain instant are 65 m/s2 and 27 m/s2, respectively, determine the values of equilateral triangle which rotates counterclockwise with increasing speed about point O. If the and at this same instant. The angle 0 is the angle between line AB and the fixed horizontal axis and the distance b 180 mm. b b b Answers: rad/s rad/s2 fullscreen
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Step 1

Draw the equilateral triangular link, in the horizontal orientation as:

Step 2

The radius of the centroid of the triangle, with respect to the pivot point O, expressed as OC, will be given using triangle geometry as:

Step 3

Substitute suitable values in...

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### Mechanical Engineering 