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A car (m = 700.0 kg) accelerates uniformly from rest up an inclined road which rises uniformly, to a height, h = 42.0 m.
Find the average power the engine must deliver to reach a speed of 20.3 m/s at the top of the hill in 24.5 s(NEGLECT frictional losses: air and rolling, ...)
An electron enters a region of space containing a uniform 0.0000179-T magnetic field. Its speed is 151 m/s, Find the radius r of the electron\'s path
Physics two skaters with masses of 65 kg and 45 kg, respectively stand 8.0 m apart each holding one end of a rope. If they pull themslevles along the the rope until they meet explain how far does each skater travel?
A uniform disk of mass Mdisk = 4.7 kg and radius R = 0.22 m has a small block of mass mblock = 2 kg on its rim. It rotates about an axis a distance d = 0.16 m from its center intersecting the disk along the radius on which the block is situated.
Two uniform solid cylinders, each rotating about its central (longitudinal) axis, have the same mass of 3.74 kg, What is the rotational kinetic energy of the smaller cylinder
A circular saw blade completes 1200 revolutions in 40 rm s while coasting to a stop after being turned off. Assuming steady deceleration, what are (a) angular deceleration and (b) initial angular speed.
A physicist visits a wealthy friend (marketing major) who has a swimming pool. Calculate the minimum thickness of the oil film
q1. a robot probe drops a camera off the rim of a 255 m high cliff on mars where the free fall acceleration is 3.8 ms2.
question1suppose you clarify two thin slits by monochromatic coherent light in air and find out that they create their
Integrated circuits are manufactured in vacuum chambers in which the air pressure is 6.00×10?11 mm of Hg, determine the mean free path of a molecule
A roller coaster shown below is built in your town. The radius of the circular part is 20 meters. As a physics student, you are invited to take the first ride. Find the speed of the car at the top of the circle
What were the initial charges on the spheres? Since one is negative and you cannot tell which is positive or negative, there are two solutions.
Two large parallel plates stand side by side with a distance of 2.10 cm between them, Find the acceleration of the electron, Find the magnitude and direction of the electric field in the region between the plates
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