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Louie Lemon rides on a Ferris wheel that takes 8.0 s to go once around; the radius of the wheel is 10.0 m.
(a) What is Louie's acceleration (magnitude and direction) when he reaches the lowest point of the ride?
(b) What is Louie's acceleration (magnitude and direction) when he reaches the highest point of the ride?
(c) When the conductor applies the brake, Louie's speed decreases at a constant rate of 2.0 m/s2; what is the magnitude of Louie's acceleration after the brake has been acting for 2.0 seconds?
a converging lens has a focal length of 8.00 cm, is the image enlarged or diminished in size, what is the image distance for an object placed 14.0 cm from the thin lens
Rocket-powered sleds are used to test the human response to acceleration. what is the distance that the sled travels
An ocean liner leaves New York City and travels 34.0° north of east for 169 km. How far east and how far north has it gone? In other words, what are the magnitudes of the components of the ship's displacement vector in the subsequent directions.
A 4.50 kg package slides 1.30 m down a long ramp that is inclined at 10.8° below the horizontal. Calculate the work done on the package by gravity
You are given a galvanometer with a resistance of 17.3 ? and a full scale deflection current of 8.42 mA. Find the maximum current the ammeter is capable of reading
A 1000kg sports car accelerates from 0m/s to 33m/s in 13s. What is the average power of the engine
A car travelling in a large circle passes by the motorcycle that is travelling in a straight line from North to South. Both of their speedometers read 10m/s.
What is the root-mean-square speed of chlorine gas molecules at a temperature of 320 K? (R = 8.31 J/mol×K, NA = 6.02 ¥ 1023, and the molecular mass of Cl2 = 71)
Two satellites are in circular orbits around a planet that has radius 9.00x10^6m. One satellite has mass 65.0 kg, orbital radius 8.00×10^7 m, What is the orbital speed of this second satellite
Agree on the mass of the earth knowing that the mean radius of the moon's orbit about the earth is 248,910 mi and that the moon requires 28.32 days to complete one full revolution about earth.
Brewed coffee is often too hot to drink right away. You can cool it with an ice cube, but this dilutes it. compute the final temperature of the coffee
A world-class sprinter accelerates to his maximum speed in 4.0s. He then maintains this speed for the remainder of a 100m race, What is his average acceleration for the entire race
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