1. A wagon on the ground (mass 60 kg) is stationary. a) What is the upward force F of the ground on the wagon? %3D b) If the wagon is pulled horizontally by a cord with a force T 240N that makes an angle of 60 degrees with the horizontal, and no other force is present, what is the acceleration of the wagon? %3D c) If the same wagon is pulled horizontally by the same force and angle as in part b), and the friction coefficient is u=0.3, what would the acceleration be in this case?

1. A wagon on the ground (mass 60 kg) is stationary. a) What is the upward force F of the ground on the wagon? %3D b) If the wagon is pulled horizontally by a cord with a force T 240N that makes an angle of 60 degrees with the horizontal, and no other force is present, what is the acceleration of the wagon? %3D c) If the same wagon is pulled horizontally by the same force and angle as in part b), and the friction coefficient is u=0.3, what would the acceleration be in this case?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter5: Displacement And Force In Two Dimensions

Section: Chapter Questions

Problem 71A

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