Which of Newton's Three Laws of Motion does the following statement satisfy? “Every object in a state of rest or uniform motion tends to remain in that state unless an external force is applied to it”. A. 1 st Law of Motion B. 3 rd Law of Motion C. 2 nd Law of Motion D. None.

Which of Newton's Three Laws of Motion does the following statement satisfy? “Every object in a state of rest or uniform motion tends to remain in that state unless an external force is applied to it”. A. 1 st Law of Motion B. 3 rd Law of Motion C. 2 nd Law of Motion D. None.

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: The Laws Of Motion

Section: Chapter Questions

Problem 5.8P: (a) A cat with a mass of 850 kg in moving to the right with a constant speed of 1.44 m/s. What is...

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Activity 2.4. B. HOW MUCH DO I WEIGH? A. You stand on a bathroom scale that rests on the floor inside the elevator. Standing on the scale compresses the internal springs and activates a dial that indicates your weight in newtons. When the elevator is at rest, the scales reading is 550 N. The the elevator begins to move upward with a constant acceleration of 2.5m/s². 1. Determine your mass. 2. Determine the reading in the scale as the elevator is accelerating. 3. If you read the scale without realizing that the elevator is accelerating upward, what might you think your mass be?
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9. A train pulls out of a station along straight with a horizontal track five identical freight cars behind it, each of which weighs 90.0 KN. The train 25.0 m/s reaches a speed of within 5.0 mins. Of starting out. Assuming the engine pulls with a this interval, with a magnitude of a force does the coupling between cars pulls forward on the last of the freight cars? Ignore air constant force during resistance and friction the freight cars. a. 733.94N c. 45, 871.56N b. 458.72N d. 2.30KN d. 459 KN