21° W A 190 kN horizontal force Pis applied to a 220 kN box resting on an 21° incline. The line of action of P passes through the center of gravity of the box. The box is 6.5m wide x 4.5 m tall, and the coefficents of friction between the box and the surface are µs = 0.65 and μ = 0.49. Determine the magnitude of the friction force acting on the box. F= The box is O In Equilibrium O Sliding up the incline O Sliding down the incline. O Tipping

21° W A 190 kN horizontal force Pis applied to a 220 kN box resting on an 21° incline. The line of action of P passes through the center of gravity of the box. The box is 6.5m wide x 4.5 m tall, and the coefficents of friction between the box and the surface are µs = 0.65 and μ = 0.49. Determine the magnitude of the friction force acting on the box. F= The box is O In Equilibrium O Sliding up the incline O Sliding down the incline. O Tipping

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

21°
W
A 190 kN horizontal force P is applied to a 220 kN box resting on an 21°
incline. The line of action of P passes through the center of gravity of the
box. The box is 6.5 m wide x 4.5 m tall, and the coefficents of friction
between the box and the surface are μ = 0.65 and μ = 0.49.
Determine the magnitude of the friction force acting on the box.
F=
The box is
O In Equilibrium O Sliding up the incline
O Sliding down the incline. O Tipping

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