1. An automobile weighs 2000 lb. Calculate the weight of the car in N and its mass in kg. 2. What is the acceleration of a car that moves from a speed of 2.5 m/s to a speed of 25 m/s during a time of 6.5 s? 3. An astronaut has a mass of 120 kg. She recedes from her spacecraft using spurts of gas from a small unit on her back. If the force generated by the gas spurt is 50 N, calculate her acceleration. 4. A steady 45 N horizontal force is applied to a 15 kg object on a table. The object slides against a friction force of 30 N Colouloto + he 200eloretien of the obioot

1. An automobile weighs 2000 lb. Calculate the weight of the car in N and its mass in kg. 2. What is the acceleration of a car that moves from a speed of 2.5 m/s to a speed of 25 m/s during a time of 6.5 s? 3. An astronaut has a mass of 120 kg. She recedes from her spacecraft using spurts of gas from a small unit on her back. If the force generated by the gas spurt is 50 N, calculate her acceleration. 4. A steady 45 N horizontal force is applied to a 15 kg object on a table. The object slides against a friction force of 30 N Colouloto + he 200eloretien of the obioot

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.19P: Plot the earths gravitational acceleration g(m/s2) against the height h (km) above the surface of...

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