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Document Title
Fundamentals of Stress and Vibration 2. Engineering Mechanics Chapter
[A Practical guide for aspiring Designers / Analysts]

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Ǯœ-ƒš‹•ǯǡ ƒ• •Š‘™ ‹ ȏ ‹‰ ʹǤ͵ͺȐǡ –Š‡ǡ ™‡ ‰‡– –Š‡
‹‡”–‹ƒ –‡”• –‘ „‡ǣ

[Fig 2.38: an inclined rod accelerated about the 'z-axis']

1) dmαx = α dmx
2
2
2) dmαxz = α dmxz

If the angular acceleration were given about the ‘x-axis’, in the ‘zx-plane’, as shown in [Fig 2.39],
then, we get the inertia terms to be:

[Fig 2.39: an inclined rod accelerated about the 'x-axis']

2
2
1) dmαz = α dmz
2) dmαzx = α dmzx

QP No. SSC/Q4401, Version 1.0, NSQF Level 7, Compliant with Aero and Auto Industries, Page 51 age 51
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