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A dentist's drill starts from rest. After 3 second of constant angular acceleration it turns at a rate of 2.3 x 104 rev/min.
(a) Determine the drill angular acceleration.
rad/s2
(b) Find the angle through which the drill rotates during this period.
rad
A 110 granite cube slides down a 45 degree frictionless ramp. At the bottom, just as it exits onto a horizontal table, it collides with a 235 steel cube at rest. How high above the table should the granite cube be released to give the steel cube a..
a sample of blood is placed in a centrifuge of radius 12.0 cm. the mass of a red blood cell is 3.0 x 10-16 kg and the
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The woman then starts walking clockwise around the rim at .75 rad/s. in what direction and with what angular speed does the turntable rotate.
A 3.1 kilogram block of wood sits on a table. A 3.0 gram bullet, fired horizontally at a speed of 450 meter per second, Evaluate the speed of the block immediately after the bullet exits
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