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A wheel is spinning at 52 rad/s. Over a period of 15 second it is spinned up to362 rad/s.
A. Find its angular acceleration while it was spinning up.
rad/s2
B. Find how many revolutions it made while spinning up.
revolutions
In opening the door, a person pushes at a point on the door 65 cm from the hinges with a force of 50 N that is directed at an angle of 75 degree with respect to the surface of the door
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