*13-68. The 0.8-Mg car travels over the hill having theshape of a parabola. If the driver maintains a constant speedof 9 m/s, determine both the resultant normal force and theresultant frictional force that all the wheels of the car exerton the road at the instant it reaches point A. Neglect the sizeof the car.13-69. The 0.8-Mg car travels over the hill having theshape of a parabola. When the car is at point A, it is travelingat 9 m/s and increasing its speed at 3 m/s?. Determine boththe resultant normal force and the resultant frictional forcethat all the wheels of the car exert on the road at this instant.Neglect the size of the car.-y = 20 (1 -640080 m

Given data: Mass of the car, m = 0.8 Mg = 800 kg Speed of the car, V = 9 m/s Drawing the FBD of the…

Answered: *13-68. The 0.8-Mg car travels over the…

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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During a brake test, the rear-engine car is stopped from an initial speed of 87 km/h in a distance of 46 m. If it is known that all four wheels contribute equally to the braking force, determine the braking force Fat each wheel. Assume a constant deceleration for the 1580-kg car. 46 m V1 = 87 km/h lg = 0 Answer: F = i N
400 mm The spring attached to the mass of m = 0. 5 kg sliding collar has a stiffness of k = 0.21 kN/m and a free length of 150 mm. If the speed of the collar in position A is 4 m/s to the right, determine the total energy and the speed of the collar in position B, Neglecet 100 mm friction. 200
The 11-Mg truck hauls the 20-Mg trailer. If the unit starts from rest on a level road with a tractive force of 15 kN between the driving wheels of the truck and the road, compute the tension Tin the horizontal drawbar and the acceleration a of the rig. 20 Mg 11 Mg Answers: T = kN a = m/s2
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solve, answer is provided, show all steps.
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The 1.334-Mg car is traveling along the curved road described by r = (50e28) m, where 0 is in radians. If a camera is located at A and it rotates with an angular velocity of Ó = 0.083 rad/s and an angular acceleration of ö = 0.304 rad/s? at the instant 0 = 0.879 rad, .determine the resultant friction force developed between the tires and the road at this instant %3D r= (50")m
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