College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter7: Rotational Motion And The Law Of Gravity
Section: Chapter Questions
Problem 11WUE: What is the gravitational acceleration close to the surface of a planet with a mass of 2ME and...
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Question 6
Road turn having the shape of the plane curve (x - 1)² + (y + 3)²
=
625 2
49
5
(where x, y are measured in metres) is banked at an angle 8 = tan
²¹(3).
36
Find the Rated speed of the turn in kilometres per hour.
You may assume that the gravitational acceleration is 9.8 m/s².
Enter your answer without units.
Enter an integer or a fully reduced fraction such as -2, 7, -3/4, 41/7 etc.
Transcribed Image Text:Question 6 Road turn having the shape of the plane curve (x - 1)² + (y + 3)² = 625 2 49 5 (where x, y are measured in metres) is banked at an angle 8 = tan ²¹(3). 36 Find the Rated speed of the turn in kilometres per hour. You may assume that the gravitational acceleration is 9.8 m/s². Enter your answer without units. Enter an integer or a fully reduced fraction such as -2, 7, -3/4, 41/7 etc.
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