The two blocks shown are originally at rest. Neglecting the masses of thepulleys and the effect of friction in the pulleys and knowing that the coefficientsof friction between the blocks and the inclines are ls = 0.25 and = 0.2,determine (a) the acceleration of each block, (b) the tension in the cable.200 lb90°20°300 lbВ

Answered: Image /qna-images/answer/27e42fb8-6c6c-4701-ae08-fc97b3a0956b.jpg

Answered: The two blocks shown are originally at…

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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Pravinbhai
B8
A force of P = 200 N is applied to block A and causes block A to accelerate to the right on a rough surface as shown in Figure below. Knowing that the mass for block A is 10 kg and the mass for block B is 6 kg. The coefficient of kinetic friction between block A and the surface is 0.15. Pulleys are massless and smooth. A 30° (6 + a) kg 6 kg B Determine the tension in the cable attached to block A. Explain with calculations on the possible way(s) to reduce the acceleration of block B.
2. (25) The small 2-kg block A slides down the curved path and passes the lowest point B with a speed of 4 m/s. If the radius of curvature of the path at B is 1.5 m, and the coefficient of friction between the block and path is 0.3, determine (a) the normal force exerted on the block by the path at B, and (b) the rate of change of speed at this point. B
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Must solve all 3 questions. Dont solve partially. Otherwise dont attempt it.
4. A train of mass 500 t is drawn by a locomotive of mass 50 t, which exerts a tractive effort of 75 kN, while tractive resistance is 60 N/t. Determine the time and distance required to reach a velocity of 80 km/h from rest, on level track.
A uniform rod BC of mass 10 kg is connected to a collar A by a 350-mm cord AB. Neglecting the mass of the collar and cord, determine (a) the smallest constant acceleration a for which the cord and the rod will lie in a straight line, (b) the corresponding tension in the cord. Hint: The smallest constant acceleration is attained when point C of the rod is about to leave the floor. ад A 350 mm 650 mm C B 450 mm
A worker develops a tension T in the cable as he attempts to move the 48-kg cart up the 21° incline. Determine the resulting acceleration a of the cart if (a) T = 135 N and (b) T = 222 N. Neglect all friction, except that at the worker's feet. The acceleration a is positive if up the slope, negative if down the slope. 48 kg 15° Answers: 21 O (a) T = 135 N, (b) T = 222 N, a = a =
A 100-kg box is towed to move horizontally from rest by a constant force P=200 N. The kinetic friction is μk =0.1. The angle of the force P is θ=30° with respect to the horizontal direction. The acceleration due to gravity is g=9.81 m/s2. (3) Select the expression of the friction force F. ___________ A. F=μN B. F=μP C. F=μmg D. F=0
Please label steps clearly
A 50 Ib block A is attached to a wire that is wrapped around the shown flywheel of 30" radius and I = 12 ft-lb-s². The system is released from the rest. Neglect the effect of friction, determine (a) the acceleration of the block A, (b) the speed of the block A after it has moved 10 ft. A

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