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Question: A hockey puck has a mass of 0.20 kg and is at rest. A hockey player makes a shot, exerting a constant force of 31.8 N on the puck for 0.15 s. With what speed does it head toward the goal?
A white billiard ball with mass mw = 1.57 kg is moving directly to the right with a speed of v = 3.42 m/s, What is the final speed of the black ball
bob walks 240m south then jogs 660m southwest then walks 240m in a direction 29 degrees east of north.a use either
two charged concentric spheres have radii of 9.6 and 15.1 cm. the charge on the inner sphere is 4.09 multiplied by 10-8
What is the magnitude of the electric field strength E such that an electron, when placed in the field, would experience an electrical force equal to its weight? What electric field strength E is required if the electron is replaced by a proton?
During a stage production of Peter Pan, the 53.5 kg actress playing Peter has to fly in vertically (descend). To be in time with the music, compute the tension in the wire supporting the actor
A 92 kilogram astronaut and a 1400 kilogram satellite are at rest relative to the space shuttle. Find the initial distance from the shuttle to the astronaut
The light ray makes an angle of α = 32.1° with the normal line at the boundary of linseed oil and water. find the angles θ1 and θ2. Note that n = 1.48 for linseed oil.
A loudspeaker of mass 18.0kg is suspended a distance of h = 2.00m below the ceiling by two cables, What is the Tension T in each of the cables
if the speed of the train is 79 kmh how long does it take the car to pass the train?how far will the car have traveled
The springs of a 1600 kg car compress 5.0 mm when its 70 kg driver gets into the driver's seat, If the car goes over a bump, what will be the frequency of vibrations?
Calculate the classical momentum of a neutron traveling at 0.997c, neglecting relativistic effects
question1a 8kg mass moves in a circular path of 4m radius on a frictionless horizontal table. it is attached to a
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