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On a blanked race track, the smallest circular path on which cars can move has a radius of 112 meter, while the largest has a radius of 165 meter. The height of the outer wall is 18 meter. Determine:
a) the smallest and
b) the largest speed at which cars can move on this track without relying on friction.
Superconductors have been discussed as a means for electrical energy storage. Because they are resistanceless, how much electrical energy (in kWh) could be stored
A diffraction grating with 750 slits/mm is illuminated by light that gives a first order diffraction angle of 34 degrees. What is the wavelength of the light
The thrust of a rocket is a gravitational force acting on the rocket the force of the exiting fuel gases on the rocket any force that is external to the rocket-fuel system a force that arises from the reduction in mass of the rocket-fuel system none ..
The distance between between the 1st and 10th minima of a double-slit system is 18 mm, find the wavelength of light generating the interference pattern
you arrive for a party on a night when its 8 degrees celcius outside. your hosts meet you at the door and say the party
A ball is traveling horizontally over a volleyball net when a player "spikes" it, driving it straight down to the ground. What is the magnitude of the impulse from the spike
A superhero flies 272m from the top of a tall building at an angle of 32 below the horizontal. What is the vertical component of the superhero's displacement.
Find the eight ball's speed after the colision. Parallel rays of green mercury light with a wavelength of 546 nm pass through a slit with a width of 0.437 mm. What is distance from the central maximum to the first minimum on a screen 1.75 mm away f..
A 1500kg car moving at 40Km/hr is brought to a sudden stop. If all the car's kinetic energy is dissipated in heating its four 5.0kg steel brake disks, by how much do the disk temperatures increase? The specific heat of steel is c=0.120cal/gdegree Cel..
tarzan m 85 kg is trying to swing across a river on a long vine. use angle 40 degrees and l10m. assume that he starts
A large fake cookie sliding on a horizontal surface is attached toone end of a horizontal spring with springconstant k =440 N/m; How far will the cookie slide from the equilibrium position beforecoming momentarily to rest
question1a 150 30.0-cm-diameter turntable rotates on frictionless bearings at 61.0. a 17.0 block sits at the center of
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