M s 2 to g s
[DOC File]Energy Problems (Kinetic and GPE)
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4.0 m/s = v KE = ½ m x v2 KE = x . 2.45 g = m KE = ½ x ()2 KE = J or x 104 J. What is the gravitational potential energy associated with a 75 kg tourist at the top floor of the Sears Tower in Chicago, with respect to the street 436 m below? An Olympic diver weighing 650 N is on a platform 10 m above the water. What is the diver’s ...
[DOC File]Uniform Circular Motion Problems
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6. What centripetal force is needed to keep a 2 kg sack of flour moving at a constant speed of 4 m/s in a circle having a radius of (a) 4 meters (b) 8 meters? 7. Curious George is whirling a 2.0 kg bunch of bananas on a smooth floor in a circular path having a radius of 0.50 m.
[DOC File]3 - Physics Main - Physics
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(c) The basket descends (20.0 m/s) (4.00 s) = 80.0 m in 4.00 s, or it is (158m - 80m) = 78.0 m above the ground when the rock reaches . the ground. 3.20. A man stands on the roof of a 15.0-m-tall building and throws a rock with a velocity of magnitude 30.0 m/s at an angle of 33.0° above the horizontal. You can ignore air resistance.
[DOCX File]Physics G
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What is the acceleration of the ride in m/s/s? (0.790 "g"s, 1.210 "g"s, 2.06 m/s/s) d. A Ferris wheel has a radius of 7.60 m, and a period of 11.50 s. What "g" force do they read at the top and bottom of the ride? (0.768 "g"s, 1.232 "g"s) e. A vertical circle ride that holds its riders upside down at the top has a radius of 5.80 m and generates ...
[DOC File]Physics 12 Unit: Projectile Motion Practice Test
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22) A heavy ball is thrown straight down from a tower with an initial velocity of 50 m/s. (g = 9.8 m/s2 down). After 2.0 s the magnitude of its velocity is: A) 2.5 m/s B) 30 m/s C) 62 m/s. D) 110 m/s E) 70 m/s. 23) A baseball is thrown vertically upward into the air.
[DOC File]template
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(850N/m)(0.80m)2 = (0.500kg)(v2) v=32.8m/s it would double because both values are squared 5. A bullet with a mass of 10. g is fired from a rifle with a barrel that is 85 cm long.
[DOC File]Physics 12 Unit: Projectile Motion Practice Test - Zoe's Dish
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2) A heavy ball is thrown straight down from a tower with an initial velocity of 50 m/s. (g = 10 m/s2 down). After 2.0 s the magnitude of its velocity . is: A) 2.5 m/s B) 30 m/s C) 62 m/s. D) 110 m/s . E) 70 m/s. 3) A baseball is thrown vertically upward into the air.
[DOC File]2 - Physics
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For the first 10.0 s of motion and For the second 10.0 s of motion, and t =10.0 s. gives and . Then for the first 5.0 s, 2-81 . A rocket blasts off vertically from rest on the launch pad with constant upward acceleration of 2.50 m/s2. At 20.0 s after blastoff, the engines suddenly fail, …
[DOC File]Chapter 2
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22-1. Young's modulus for steel is 2.07 x 1011 Pa and its density is 7800 kg/m3. Compute the speed of sound in a steel rod.; v = 5150 m/s. 22-2. A 3-m length of copper rod has a density 8800 kg/m3, and Young's modulus for copper is 1.17 x 1011 Pa. How much time will it take for sound to travel from one end of the rod to the other?
[DOC File]Unit 3 Review Questions
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2. A 23-kg block slides 18 m on level ground before coming to rest. If 430 J of work are done by friction, calculate the coefficient of friction between the block and the ground. 3. A robin of mass 110 g speeds up from 12.3 m/s to 15.4 m/s in level flight. Calculate how much work is done by the robin. 4.
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