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Two objects moving toward each other collide and rebound. Determine the change in kinetic energy of the smaller object. Before collision; M1=50g, v1= 2m/s, M2=150g, v2=-1m/s. After collision; M1 moves at -3 m/s and M2 moves at 0.67 m/s.
An electron enters a region of space containing a uniform 0.0000179-T magnetic field. Its speed is 151 m/s, Find the radius r of the electron\'s path
Two lenses, one converging with focal length 20.5cm and one diverging with focal length ?10.5cm , are placed 25.0?cm apart. Determine the magnification of the final image formed
how to Calculate the horizontal distance the ball would travel if the same spring were aimed 32 deg from the horizontal.
We wish to maintain a pattern with a given number of loops and a fixed given frequency, If we reduce the density of the string
A 1600kg car takes a 50-m-radius unbanked curve at 17m/s, What is the size of the friction force on the car
A 3.0 m long rigid beam with a mass of 120 kg is supported at each end. An 85 kg student stands 2.0 m from support 1. Explain by how much upward force does each support exert on the beam?
After having collected samples along the shore all day long, a marine biologist walks back to her campsite, 1.69 km away. Her dog runs ahead, at twice the speed, reaches the campground and turns around until it meets her again. Then, the dog proce..
Under controlled darkened conditions in the laboratory, a light receptor cell on the retina of a person's eye can detect a single photon of light of wavelength 503nm, What is the intensity in (W/m^2) delivered to a rod
A storage tank 27 m high is filled with pure water, Calculate the magnitude of the net force that acts on a square access hatch at the bottom of the tank that measures 0.6 m by 0.6 m
A baseball is thrown straight up. The drag force is proportional to.In terms of, what is the y-component of ball's acceleration when its speed is half its terminal speed and it is moving up.
What are the corresponding velocity vectors
When a 24 Ohm resisotr is connected across a 12 Volt Battery, a current of 482 ma flows. What is the power delivered by the emf of the battery
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