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A 1000 kilogram automobile rounds a curve of a radius of 70 meter at 23m/s, and the banking angle is 38o for no friction to be between the road and tires. Then what banking angle must the curve have therefore that there is static friction between the road and tires?
At the Earth's surface a projectile is launched straight up with aspeed of 10.1 km/s. To what height will it rise. Ignore airresistance and the rotation of the Earth.
Determine the moment of inertia for three children weighing 61.0 lb, 47.0 lb and 81 lb sitting at different points on the edge of a rotating merry-go-round, which has a radius of 12 ft.
The drawing shows a person looking at a building on top of which an antenna is mounted. How tall is the antenna
if 23.6 g of gold is deposited on the negative electrode of an electrolytic cell in a period of 2.99 hours then what is
A hunter aims directly at a target (on thesame level) 130 m away. If the bullet leaves the gun at aspeed of 290 m/s, by how much will it miss the target
A boat can travel 4.0 m/s in still water. With what speed, relativeto the shore, does it move in a river that is flowing at 1.0 m/s if the boat is headingup stream?
In the process of changing a flat tire, a motorist uses a hydraulic jack. She begins by applying a force of 59 N to the input piston, which has a radius r1. As a result, the output plunger, which has a radius r2, applies a force to the car. The ra..
Assuming that the disks form a circular parallel plate capacitor and the electron are initially at rest when they pass through the first disk. A) determine the acceleration that the electrons undergo and B) the speed of the electrons as they pass ..
a very long solid cylinder of radius r 4 cm has a uniform volume charge density ?a. how much total charge is contained
the atomic bomb dropped on hiroshima had an explosive energy equivilent to that of 2.1 x 104 tons of tnt or 8.82 x 1013
A black wood stove with surface area 4.6 \rm{ m^2} is made from cast iron 4.0 \rm mm thick. The interior wall of the stove is at 650 \rm { ^\circ C}, find how much heat the stove loses by a combination of conduction and convection in the surroundin..
A cat stands on a board of wood in a frozen frictionless pond. The mass of the cat is 4.0 kg, and the mass of the board is 3.0 kg. how far does the cat move in relation to the pond
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