13-98. The particle has a mass of 0.5 kg and is confined tomove along the smooth vertical slot due to the rotation ofthe arm OA. Determine the force of the rod on the particleand the normal force of the slot on the particle whene = 30°. The rod is rotating with a constant angular velocity6 = 2 rad/s. Assume the particle contacts only one side ofthe slot at any instant.0 = 2 rad/s0.5 m

Given data: mass (m) = 0.5 kg, angle (θ) = 300 angular velocity (θ˙) = 2 rad/s θ¨=0 Assume, the…

Answered: 13-98. The particle has a mass of 0.5…

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 collar has a mass of 5 kg and is moving at 8 m/s when x=0and a force of F=60N is applied to it. The direction θ of thisforce varies such that θ=10x, where x is in meters and θis clockwise, measured in degrees. Determine the speed of thecollar when x=3 m. The coefficient of kinetic friction between thecollar and the rod is μk=0.3.
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
The 4-kg collar C has a velocity of ?? = 2?/? when it is at A. If the guide rod is smooth, draw a free body diagram and determine the speed of the collar when it is at B. The spring has an unstretched length of ?o =0.2?
?
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
The collar has a mass of 28-kg and slides along the smooth rod. Two springs are attached to it and the ends of the rod as shown. S kA kB: 12 0.25 m Each spring has an uncompressed length of I1=2-m and l2=3-m and stiffnesses k1=51-N/m and k2=176-N/m respectively. Determine the velocity that must be subjected to the collar to generate a compression of 0.7 m
The jet-powered aircraft has a mass of 25 tons and a center of mass at G. If a tow cable is attached to the top of the nose wheel and exerts a force of T = 348 N as shown, determine The acceleration of the plane, in m/s2. Neglect the lift of the wings and the mass of the wheels. 30° T 0.4 m JA + 0.8 m -6 m B& 3 m
The collar with mass of 0.7 kg is released from rest at position A and travels down the smooth circular rod in the vertical plane. If the velocity of the collar at Point C is 3.3 m, determine the tangential component of acceleration of the collar (in m) at Point C. The spring has a stiffness of k = 140 N and an unstretched length of 0.5 meters. Consider R = 1.7 meters, 0 = 33°, and g =10 A m R/2 D В R
The small 0.5-kg block slides with a small amount of friction on the circular path of radius r = 3.1 m in the vertical plane. If the speed of the block is 5.6 m/s as it passes point A and 3.9 m/s as it passes point B, determine the normal force exerted on the block by the surface at each of these two locations. Assume 8 = 39º. Answers: NA = B NB = i i A N !N
B5

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