h a = 0.9 on. NA 3049.74 dA NB 1855.26 .G Determine normal forces at A and B. You are forced to pull a group of kindergarteners in a cart. You apply a horizontal force of F = 450 N. The cart has a total mass of m= 500 kg with a center of mass at G. Assume the wheels have negligible mass, negligible size (r) and no rolling resistance. dA=0.73 m and dg = 1.2 m. You apply the horizontal force at a height y = 0.4 m from the ground. The center of gravity G is located at a height h = 1.2 m from the ground. Determine acceleration of the cart m XN XN da B y UBC Engineering

h a = 0.9 on. NA 3049.74 dA NB 1855.26 .G Determine normal forces at A and B. You are forced to pull a group of kindergarteners in a cart. You apply a horizontal force of F = 450 N. The cart has a total mass of m= 500 kg with a center of mass at G. Assume the wheels have negligible mass, negligible size (r) and no rolling resistance. dA=0.73 m and dg = 1.2 m. You apply the horizontal force at a height y = 0.4 m from the ground. The center of gravity G is located at a height h = 1.2 m from the ground. Determine acceleration of the cart m XN XN da B y UBC Engineering

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

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.72P

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