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You have decided to try longboarding. Before you do, you want to know more about the longboard. Each of the four wheels has a diameter of 70 mm, and a mass of m = 0.50 kg. The board has a mass M = 5.0 kg. While it isn't completely accurate (since there are bearings at the hub of the wheel), you choose to approximate each wheel as a solid cylinder.
a. What is the total moment of inertia of all four wheels as they are rotating about their central axis of rotation? One wheel is shown on the right.
b. What is the total kinetic energy of the longboard when it is moving at a speed of 5.0 m/s?
An empty 1070 kg car has its CM2.50 m behind the front of the car. Howfar from the front of the car will the CM be when two people sit inthe front seat 2.80 m from the front of the car, and three peoplesit in the back seat 3.90 m from the front? Assu..
A rotating space station is said to create "artificial gravity"-a loosely-defined term used for an acceleration that would be crudely similar to gravity, what angular velocity would produce an "artificial gravity" of 9.80 m/s2 at the rim
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If a 35.0 N·m torque on a wheel causes angular acceleration 20.0 rad/s2, what is the wheel's rotational inertia
A large air conditioner has a resistance of 6.0 Ohm and an inductive reactance of 16 Ohm. Find the average power consumed by the air conditioner
A sprinter accelerates from rest to a top speed with anacceleration whose magnitude is 3.60m/s2. After achieving top speed, he runs the remainderof the race without speeding up or slowing down.
consider three identical metal spheres a b and c. sphere a carries a charge of 5q. sphere b carries a charge of -q.
A place kicker must kick a football from a point 28.0 m (= 30.6 yd) from the goal, and the ball must clear the crossbar, which is 3.05 m high. What is the vertical velocity of the ball at the time it reaches the crossbar
If you are walking at constant velocity of 8 km/h and a car passed you by at the speed of 30 km/h from behind, what is the car's velocity from your viewpoint
If it takes an average force of 8.79 N to push a 4.35-g dart 4.65 cm into a dart gun, assuming the barrel is frictionless, how fast will the dart exit the gun
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