30° 5. A box weighs 150 kg. The coefficient of static friction between the box and the ground is 0.3. Determine if the 80 kg man can pull the box without slipping when the coefficient of static friction between the man's shoes and the ground is 0.4.

30° 5. A box weighs 150 kg. The coefficient of static friction between the box and the ground is 0.3. Determine if the 80 kg man can pull the box without slipping when the coefficient of static friction between the man's shoes and the ground is 0.4.

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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Question

30°
5. A box weighs 150 kg. The coefficient of static friction
between the box and the ground is 0.3. Determine if the
80 kg man can pull the box without slipping when the
coefficient of static friction between the man's shoes and
the ground is 0.4.
Hint: analyse block and man separately i.e. draw separate FBDS

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