13–105. The particle has a mass of 0.5 kg and is confinedto move along the smooth horizontal slot due to the rotationof the arm OA. Determine the force of the rod on theparticle and the normal force of the slot on the particlewhen 0 = 30°. The rod is rotating with a constant angularvelocity ở = 2 rad/s. Assume the particle contacts only oneside of the slot at any instant.13–106. Solve Prob. 13–105 if the arm has an angularacceleration of ö = 3 rad/s² when ở = 2 rad/s at 0 = 30°.ở = 2 rad/ -0.5 m

Problem 13-106: The data given is, We need to obtain the position vector, velocity, acceleration,…

Answered: 13–105. 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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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
EXI at rest, a force of 15N acted abody was on it for 4 sec, and then that force stopped the body then moved 54m in the next sex calculate the mass of the body V6-0 t--o f = 15N a=? V=V + t=45 V=C asa-o f=o a=o V=V 6 = 9+95
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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
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
A 65 mg mass travels in a horizontal circular path at a speed of 2.2 m/s around the surface of the stationary drum. All surfaces are assumed to be frictionless. Determine the radius of the path, the normal force between the particle and the drum. ANS. a₁=ay=0 N=0.788 N an = 7.127 m/s² 36° r = 0.679 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 homogeneous cylinder A has a mass of 80 kg, and the mss of the hub can be neglected. The magnitude of the variable force P, is in newtons when t is in sec- onds. The velocity of body B changes from 2 m/s downward when t = 0 to 4 m/s downward t = 5 s. Determine the mass of B. Solve all questions using Impulse and Momentum methods
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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