If link AB of the four-bar linkage has a constant counterclockwise angular velocity of 56 rad/s during an interval which includes instant represented, determine the angular acceleration of AO (positive if counterclockwise, negative if clockwise) and the acceleration of point D. 85 mm 175 mm O Answers: CAO B i 125 mm 2. -9° 125 mm LI-I OA rad/s² i+i i) m/s²

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Conservation of Energy

In physics, the rule of the conservation of energy states that energy doesn’t disappear from the atmosphere; instead, it changes its form from one type to another. Energy is one of the most important physical quantities in nature, and it cannot be created or destroyed — only transformed.