Centre of Mass for Composite Bodies Mechanical Engineering Notes | EduRev

Engineering Mechanics - Notes, Videos, MCQs & PPTs

Mechanical Engineering : Centre of Mass for Composite Bodies Mechanical Engineering Notes | EduRev

The document Centre of Mass for Composite Bodies Mechanical Engineering Notes | EduRev is a part of the Mechanical Engineering Course Engineering Mechanics - Notes, Videos, MCQs & PPTs.
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Locate the Center of Mass of a Composite Body

Centre of Mass for Composite Bodies Mechanical Engineering Notes | EduRev

The given composite body can be divided into following four parts having simpler shapes:

Centre of Mass for Composite Bodies Mechanical Engineering Notes | EduRev

cone portion, ρ= 8*10-6 kg/mm3and for hemi-sphere portion, ρ= 4*10-6 kg/mm3

Segmentm (kg)Centre of Mass for Composite Bodies Mechanical Engineering Notes | EduRevCentre of Mass for Composite Bodies Mechanical Engineering Notes | EduRev
18 * 10−6 *1/3π* 502* 200 = 4.18950209.440
24 × 10−6 *1/3π* 502* 200 = 4.189-18.75-19.635
3−8 * 10−6 * 1/3π*252 * 100 = −0.524100+25=125-65.450
4−8 *10−6 *π* 252 * 200 = −1.57150-78.540

Centre of Mass for Composite Bodies Mechanical Engineering Notes | EduRev

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