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A cat drops from a shelf 3.7ft above the floor and lands on all four feet. His legs bring him to a stop in a distance of 12 cm.
A) Calculate his speed when he first touches the floor (ignore air resistance). ?
B) Calculate how long it takes him to stop.?
C) Calculate his acceleration (assumed constant) while he is stopping, in m/s^2.
D) Calculate his acceleration (assumed constant) while he is stopping, in g’s.
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In a second training exercise, the centrifuge speeds up from rest with a constant angular acceleration. When the centrifuge reaches an angular speed of 2.50 rad/s.
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a block of mass M=46 kg slides down a frictionless inclined plane and collides elastically with another block of mass m=25.0 kg. what is the velocity of m after the collision
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q1. suppose a small metal ball of mass and negative charge. the ball is released from rest at the point and constrained
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