O Week6 Friction_21-22.pdfds/Week6_Friction_21-22.pdf4. The mine car and itscontents have a total mass of6000kg and a centre ofgravity at G. If the coefficientof static friction10 kNDoo→between the wheels and the0.9 m• Gtracks is u = 0.4 when thewheels are locked, find thenormal force acting on thefront wheels at B and the rear/0.15 mA0.6 m1.5 m-wheels at A when the brakesat both A and B are locked.Does the car move?[Ans. NA = 16.5 kN, Ng =42.3kN, the car does not move]ilyTWO WAY POWER09889NOMODE SETUP

Given Dataμs=0.4P=10kNNA=?NB=?

4. The mine car and its contents have a total mass of 6000 kg and a centre of gravity at G. If the coefficient of static friction 10 kN between the wheels and the 0.9 m •G tracks is = 0.4 when the Yo.15m wheels are locked, find the normal force acting on the front wheels at B and the rear В 0.6 m 1.5 m- wheels at A when the brakes at both A and B are locked. Does the car move? [Ans. NA = 16.5 kN, Ng =42.3 kN, the car does not move]

4. The mine car and its contents have a total mass of 6000 kg and a centre of gravity at G. If the coefficient of static friction 10 kN between the wheels and the 0.9 m •G tracks is = 0.4 when the Yo.15m wheels are locked, find the normal force acting on the front wheels at B and the rear В 0.6 m 1.5 m- wheels at A when the brakes at both A and B are locked. Does the car move? [Ans. NA = 16.5 kN, Ng =42.3 kN, the car does not move]

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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