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A BMW convertible travels on the German autobahn at a speed of 128 km/h. What is the speed of the car (a) in meters per second? (b) in miles per hour?

A BMW convertible travels on the German autobahn at a speed of 128 km/h. What is the speed of the car (a) in meters per second? (b) in miles per hour?

College Physics
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
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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2. A BMW convertible travels on the German autobahn at a speed of 128 km/h. What is the speed of the car (a) in meters per second? (b) in miles per hour? 3. The radius of Earth is 6.4 x 10 3 km. Find the surface area of Earth in square meters and in square miles. 4. When a body of mass m is moving with a speed v, it has kinetic energy associated with its motion. Energy is measured in kg m2 s-2, If the speed of a moving body is increased by 25% while its mass remains constant, by what percentage does the kinetic energy increase?
Transcribed Image Text:2. A BMW convertible travels on the German autobahn at a speed of 128 km/h. What is the speed of the car (a) in meters per second? (b) in miles per hour? 3. The radius of Earth is 6.4 x 10 3 km. Find the surface area of Earth in square meters and in square miles. 4. When a body of mass m is moving with a speed v, it has kinetic energy associated with its motion. Energy is measured in kg m2 s-2, If the speed of a moving body is increased by 25% while its mass remains constant, by what percentage does the kinetic energy increase?
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