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Compute the momentum, total energy and kinetic energy of a proton moving with a velocity v=0.99c relative to the laboratory frame in the following cases
(a) In the laboratory frame?
(b) In the frame defined by the proton?
(c) In a frame moving in the same direction as the proton but with a velocity of 0.5 creative to the laboratory frame.
In Chapter 10 in the textbook, we saw that the Achilles tendon will stretch and then rebound, storing and returning energy during a step. What is the spring constant of her Achilles tendon
You are riding in an elevator on the way to18th floor in your dormitory. The elevator is accelerating upward witha=1.90m/s2. Beside you is the box containing your new computer; boxand contents have a total mass of 28.0kg. While the elevator isacce..
Two rectangular pieces of plane glass are laid one upon the other on a table. A thin strip of paper is placed between them at one edge, Find the angle of the wedge
A cannonball is shot (from ground level) with an initial horizontal velocity of 40 m/s and an initial vertical velocity of 29 m/s, What is the initial speed of the cannonball
The magnitude of each of the charges in the figure below is 8.65 10-12 C. The lengths of the sides of the rectangles are 3.12 cm and 5.40 cm. Find the magnitude of the electric field at the center of the rectangle in the figures below
An airplane is flying with a velocity of 96.0m/s at an angle of 19.0(degrees) above the horizontal. How far from the dog will the suitcase land
A lawn mower has a flat, rod-shaped steel blade that rotates about its center. If all of the rotational kinetic energy of the blade could be converted to gravitational potential energy, to what height would the blade rise
To stop a car, first you require a certain reaction time to begin braking; then the car slows under the constant braking deceleration. determine the magnitude of the deceleration
An open container holds ice of mass 0.530 kg at a temperature of -15.7 Celsius . The mass of the container can be ignored. Heat is supplied to the container at the constant rate of 810J/minute .
Your are sitting in your car, which is standing at the side of the road with the engine idling. After what distance will you catch up with your classmate
A beam of light propagating in glass (n=1.52) is incident on an interface with an unknown material. When the incident angle is exactly 62° the all of the light is reflected at this interface, but for smaller angles some light is transmitted. What is ..
In an American football game, a 89.8 kilogram fullback running east with a speed of 4.95 m/s is tackled by a 94.4 kilogram opponent running north with a speed of 3.06 m/s. determine the speed and direction of the players just after the tackle
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