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A Ferris wheel has a radius of 5.0 m and makes one revolution in 8.0 seconds. A person weighing 670 N is sitting on one of the benches attached at the rim of the wheel. what is the apparent weight ( the normal force exerted on her by the bench) of the person as she passes through the highest point of her motion?
Why must a thermom be calibrated? You have a glass bulb thermom with no markings on it, and a second one marked in degrees Celsius. Describe how you would calibrate the unmarked thermom.
A large boulder rests on a cliff 500 m above a small village in such a position that, if it should slide off, What is the final impact velocity of the boulder
An Earth satellite has a speed of 28100 km/hr when it is at its perigee, 281 km above Earth's surface. Find the apogee distance
Density of Aluminium is 2.7g/cm3 or 2.7g/ml. How heavy (in grams) would be the coke can if instead of soda it would be filled in with aluminium? The volume of a soda can is 303 ml.
A hydrogen atom is in its n = 8 excited state. Determine, according to quantum mechanics, find the total energy (in eV) of the atom
An object has a volume of 3.29m^3 and a mass of 3000 kg. If the object were attached by a cable to the bottom of a swimming pool, what would be the tension in the cable
A heavy piece of hanging sculpture is suspended by a 90 cm-long, 5.0 g steel wire, What is the mass of the sculpture
The side-view mirror of an automobile has a radius of curvature of 20cm. The mirror produces a virtual image one-third the size of the object. How far is the object from mirror.
A woman on a bridge 81.0 m high sees a raft floating at a constant speed on the river below. Find the speed of the raft
At the end of the first fiscal year, $3,000,000 has been spent on the project. $1,500,000 has been collected from the grantor. Explain how should the grantee's Enterprise Fund statement of cash flows report the cash inflows?
An object with a density of 901.0 kg/m3 and a mass of 895.0 kg is thrown into the ocean. Find the volume that sticks out of the water
What is the average speed of a rider on this Ferris wheel.
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