The bicycle and rider shown in (Figure 1) have a mass of 85 kg with center of mass located at G. The coefficient of kinetic friction at the rear tire is μ = 0.8. igure 0.55 m 0.4 m < 1 of 1 1.2 m ▼ Part A Determine the normal reaction at the tire A, when the rear wheel locks for braking. Express your answer to three significant figures and include the appropriate units NA = Part B O Submit Previous Answers Request Answer X Incorrect; Try Again NB = μÅ Value Submit Determine the normal reaction at the tire B, when the rear wheel locks for braking. Express your answer to three significant figures and include the appropriate units O Di μÀ Units Value X Incorrect; Try Again Units Previous Answers Request Answer ? ?

The bicycle and rider shown in (Figure 1) have a mass of 85 kg with center of mass located at G. The coefficient of kinetic friction at the rear tire is μ = 0.8. igure 0.55 m 0.4 m < 1 of 1 1.2 m ▼ Part A Determine the normal reaction at the tire A, when the rear wheel locks for braking. Express your answer to three significant figures and include the appropriate units NA = Part B O Submit Previous Answers Request Answer X Incorrect; Try Again NB = μÅ Value Submit Determine the normal reaction at the tire B, when the rear wheel locks for braking. Express your answer to three significant figures and include the appropriate units O Di μÀ Units Value X Incorrect; Try Again Units Previous Answers Request Answer ? ?

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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The 2-kg spool S fits loosely on the inclined rod for which the coefficient of static friction is μg = 0.34. (Figure 1) Figure A 0.25 m 5 1 of 1 Part A If the spool is located 0.25 m from A, determine the maximum constant speed the spool can have so that it does not slip up the rod. Express your answer to three significant figures and include the appropriate units. V = Value Submit μA Provide Feedback Request Answer Units
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The 60-kg crate shown in (Figure 1) starts from rest and attains a speed of 6 m/s when it has traveled a distance of 15 m. The coefficient of kinetic friction between the crate and the ground is μ = 0.3. Figure 1 of 1 (> ▲ Part A Determine the force P acting on the crate. Express your answer to three significant figures and include the appropriate units. P= DH μA 6 Submit Value Provide Feedback Request Answer Units ?
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A box with mass m = 2.75 kg rests on the top of a table. The coefficient of static friction between the box and the table is μs = 0.71 and the coefficient of kinetic friction is μk = 0.34. Write an expression for Fm the minimum force required to produce movement of the box on the top of the table. Solve numerically for the magnitude of the force Fm in Newtons. Write an expression for a, the box's acceleration, after it begins moving. (Assume the minimum force, Fm, continues to be applied.) Solve numerically for the acceleration, a in m/s2.
The 15.5-kg uniform bar is supported by a roller at A. A horizontal force of F = 80 N is applied to the roller. Neglect the weight and the size of the roller. (Figure 1) Figure y L. F = 80 N 2 m 1 of 1 Part A Determine the magnitude of the acceleration of the roller center at the instant the force is applied. Express your answer to three significant figures and include the appropriate units. aд = Submit Part B 0 = O μA Value Submit Request Answer Determine the direction of the acceleration of the roller center at the instant the force is applied, measured counterclockwise from the positive x axis. Express your answer using three significant figures. Units IVE ΑΣΦ 11 | vec Request Answer ? ? O
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According to the figure where a mass M = z/100 kg on the frictionless floor is being pushed by horizontal m force F. A mass m = 3.00 kg is placed on top of M F M and the coefficient of static and kinetic friction between the surfaces are 0.500 and 0.300, respectively. Find the maximum value of F (in Newton) which allows mass m to move with mass M without slipping. (Use g = 9.80 m/s2)
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