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Consider the scond hand on a clock which is smoothly rotating. Does it have linear velocity at the tip? Does it have tangential acceleration?
If you spin a bucket full of water in a circle, why doesnt the water just fall out?What pushes a passenger to the outside during a turn in a car?Justify your answers
A dentist's drill starts from rest. After 3.00s of constantangular acceleration it turns at a rate of 2.20 x 10^4rev/min. Find the drill's angular acceleration in rad/s^2
White light is incident on a soap film (n = 1.29) in air. compute the minimum thickness of the soap film
A 4.0-m-long iron bar of uniform cross section is held perpendicular to the wall by a wire from the end of the bar to the wall. What is the tension in the wire
A beam of white light is passed through a prism at an angle of 30o and separated into a spectrum. What is the index of refraction for each color
A war-wolf or trebuchet is a device used during the Middle Ages to throw rocks at castles and now sometimes used to fling large vegetables and pianos as a sport. A simple trebuchet.
a vertical concrete dam is built in the ravine between two hills. The face of the dam slopes equally on both sides at an angle of 45.0o to the horizontal. Find the horizontal force on the dam just due to the water
A record breaking steam powered car needs to turn 52.5 liters of water into steam every minute, what power heater is required to do that
Since 1983, the U.S. Mint has coined pennies that are made out ofzinc with a copper cladding. The mass of this type of penny is 2.50g. what is the thickness of the copper cladding
A plate carries a charge of -3.11mC,while a rod carries a charge of +2.02mC.How many electrons must be transferred from the plate to the rod,so that both objects have the same charge.
Consider a wheel on a racing bicycle. If the wheel has a mass of 0040 kg and an angular speed of 15 rad/s, what is the rotational kinetic energy of the wheel
A submarine is 308 m horizontally out from the shore and 141 m beneath the surface of the water. find the height of the building
A woman stands on a scale in a moving elevator. Her massis 60.0 kg and the combined mass of the elevator and scale is anadditional 815 kg. What does the scale readduring the acceleration
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