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On August 19,1987, Alessandro Andrei set a world record in the shot put with a throw of 22.9 m (75 ft 2 in.).
a. What was the initial speed of the throw if he released it from a height of 2.10 m and threw it at an angle 38.0o above the horizontal?
b. What was the maximum height the projectile reached above the ground?
A stone is dropped from a high building which is 3630 cm. when the stone has fallen 20m, what the magnitude of the impulse the Earth received
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A shell is fired wit ha horizontal velocity in the poxitive x direction from the top of an 80m hight cliff. Determine the initial speed of the shell
A block is attached to a chord passing over a pulley through a hole in a horizontal frictionless surface. what is the new angular velocity
An airplane can be made invisible to radar by coating the plane with a thin layer of an antireflective material. How many dark fringes are observed when 600 nm light illuminates the slides from directly above
Setting a world record in a 100m race, Maggie and Judy cross the finish line in a dead heat, both taking 10.0 s. Accelerating uniformly, Maggie took 2.0 s and Judy 2.5 s to attain maximum speed that they maintained for the rest of race.
An earth satellite moves in a circular orbit with an orbital speed of 6000m/s. Find the time of one revolution of the satellite
A sound wave traveling at 343 m/s is emitted by the foghorn of a tugboat. An echo is heard 1.70 s later. How far away is the reflecting object
A 200-N beam is held horizontally by a vertical steel cable at each end. The beam is 18 m long. A 650-N box sits 3.0 m from the left end. What is the tension in the right cable
Calculate the maximum value of resistance that can be obtained by combining resistors of 34 Ohms , Calculate the minimum value of resistance
Two teams of nine members each engage in a tug of war. The first team's members have average masses of 65 kg and exert average forces of 1350 N horizontally. What is the acceleration of the two teams
A typical ten-pound car wheel has a moment of inertia of about 0.35 kg*M^2. find the rotational kinetic energy K of the rotating wheel
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