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A curling stone, with a mass of 20.0 kg, slides across the ice at 1.50 m/s. It collides head on with a stationary 0.160-kg hockey puck. After the collision, the puck's speed is 2.50 m/s. What is the stone's final velocity?
Calculate the volume of a piece of glass and a similarpiece of metal at 0 degrees C. Then do the calculation againat 80 degrees C. This would replicate a glass jar with ametal lid being taken out of the refigerator (which weapproximate with a 0 de..
When responding to sound, the human eardrum vibrates about its equilibrium position. What is the maximum acceleration of the eardrum
On a frictionless horizontal air table, puck A (with mass 0.253kg ) is moving toward puck B (with mass 0.372kg ), What was the speed vAi of puck A before the collision
You are standing 1.15 m in fromt of a large shiny sphere that is 0.805 m in diameter. how tall is your image
Find the velocity vector of a bag just before it hits the ground. It is dropped 500m above the ground and has velocity 5 m/s
A 3800-kg open railroad car coasts along with a constant speed of 8.60 m/s on a level track. what is the speed of the car after 90.0 min
Two charges repel each other with a force of 10-6 Nwhen they are 10 cm apart. Find the forces between the samecharges when they are 2 cm and 20 cm apart
A 330-power compound microscope has a 4.9mm focal-length objective lens. If the distance from eyepiece to objective is 12cm, what should be the focal length of the eyepiece
a closed frictionless piston-cylinder assembly contains 4 lbm of h20. beginning with an initial volume of 10 ft3 the
A person rides in an elevator that is shot upward out of a cannon. Think of the elevator after it leaves the cannon and is moving freely in the gravitational field of Earth. Neglect air resistance
A ball and bat, approaching one another each with the same speed of 1.3 m/s collide. Find the speed of the ball after the collision
Your friend observes an artificial satellite orbiting the earth. He estimates it is at an altitude h = 938 km above the earth's surface and has a mass m = 3500 kg. What is the period (s) of the satellite's motion
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