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a moto-cross rider is airborn after a jump. Each wheel of his bike has a rotational intertia of .760 kg m2, so the pair have twice that. He is moving at a speed of 15m/s, so the tires are spinning at 50 radians/s. He and the motorcycle have a rotational intertia of 35 kg m2. In the air he panics, and clamps down on the brake so the tire stops compared to the bike. What will his (bike and all) angular speed be after the wheel stops?
a 1.99 kg block slides on a rough, horizonatl surface. The block hits a spring with a speed 2.16 m/s, what is the force constant of the spring
As you stand motionless on the sidewalk, you hear an ambulance siren broadcasting a shrill 610hz sound while it is approaching, What speed is the ambulance
A section of hollow pipe and a solid cylinder have the same radius and mass. Which has the most rotational kinetic energy
A camera has a lens with a focal length of 26.9 cm. how far from the film should the lens be placed
250 kg ball is dropped to the floor from a height of 1.0 m and upon rebounding, reaches a height of .60 m. What is the impulse delivered to the ball by the floor?
If a 25.00 gram bullet with a speed of 290 travels 14 into a tree before stopping, what's the average force exerted to stop bullet.
Illustrate a new gravitational potential energy
For a standard production car, the highest road-tested acceleration ever reported occurred in 1993, Calculate the magnitude of the car's acceleration
A small ball of mass, m = 8.60 × 10-9 g, has acquired an excess charge. The ball is then placed between two parallel plates spaced x = 3.45 mm, How many electrons did the ball gain or lose
An object with a mass of 48.0 g displaces 605.0 ml of water when it is completely immersed. What is the buoyant force on the mass
A ship is floating on a lake. Its hold is the interior space beneath its deck; the hold is empty and is open to the atmosphere. What volume of water per second leaks into the ship
Find the frequency in terahertz of visible light with a wavelength of 463 nm in vacuum
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