The observation deck of the CN Tower is approximately 345 m above ground level. Neglecting resistance due to the air, if a lead ball with a mass of 10kg is on the observation deck: a. Calculate its gravitational potential energy. [3.4x10* J] b. What's the lead ball's speed half way down? Calculate using two methods. [58m/s] i. Conservation of Energy ii. Kinematics c. Compare the sum of Ek and Eg at the halfway point to E, when it is on the observation deck.

The observation deck of the CN Tower is approximately 345 m above ground level. Neglecting resistance due to the air, if a lead ball with a mass of 10kg is on the observation deck: a. Calculate its gravitational potential energy. [3.4x10* J] b. What's the lead ball's speed half way down? Calculate using two methods. [58m/s] i. Conservation of Energy ii. Kinematics c. Compare the sum of Ek and Eg at the halfway point to E, when it is on the observation deck.

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Description: The observation deck of the CN Tower is approximately 345 m aboveground level. Neglecting resistance due to the air, if a lead ball with amass of 10kg is on the observation deck:a. Calculate its gravitational potential energy. [3.4x10* J]b. What's t

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

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Question

The observation deck of the CN Tower is approximately 345 m above
ground level. Neglecting resistance due to the air, if a lead ball with a
mass of 10kg is on the observation deck:
a. Calculate its gravitational potential energy. [3.4x10* J]
b. What's the lead ball's speed half way down? Calculate using two
methods. [58m/s]
i. Conservation of Energy
ii. Kinematics
c. Compare the sum of Ek and E, at the halfway point to E, when it
is on the observation deck.

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