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Picture taken from problem 18-42. The spool has a mass of 20 kg and a radius...
due in 30 min 8. (10 points) Picture taken from problem 19-21. The spool has a weight of 30 lb and a radius of gyration ko=0.45 ft. A cord is wrapped around the spool's inner hub and the end of the chord is subjected to a horizontal force P = 5 lb. Assume the spool rolls and slips. The coefficient of friction between the spool and the ground is uk = 0.1. Determine the spool's angular velocity in 4 s...
Picture taken from problem 17-98. The spool has a mass of 100 kg and a radius of gyration of kg = 0.3 meters. The coefficients of static and kinetic friction at A are lis= 0.2 and Uk= 0.15 respectively. A force P is applied to the rope that is wrapped around the smaller radius of the spool. Determine the largest value of P that can be applied without causing the spool to slip at point A. Hint: if P were...
dynamics Problem 18.39 The spool has a mass of 56 kg and a radius of gyration ko = 0.280 m (Figure 1) Figure 1 of 1 03 m 0.2 m Part A If the 18-kg block A is released from rest, determine the velocity of the block when it descends 0.5 m Express your answer to three significant figures and include the appropriate units. НА ? UA= Value Units Submit Request Answer
Review The spool has a mass of 50 kg and a radius of gyration ko = 0.270 m (Figure 1) Part A If the 23-kg block A is released from rest, determine the velocity of the block when it descends 0.6 m Express your answer to three significant figures and include the appropriate units. μΑ ? VA= Value Units Submit Request Answer Figure < 1 of 1 Provide Feedback Next > 0.3 m 0.2 m 09
Homework Problem 18.39 7 of 8 A Review The spool has a mass of 56 kg and a radius of gyration ko 0280 m (Figure 1) Part A If the 21.kg block A is released from rost, determine the velocity of the block when it descends 0.6 m. Express your answer to three significant figures and include the appropriate units. HÅ Value Units Figure < 1 of 1 Submit Request Answer Provide Feedback Next > The figure shows block A...
A giant yo-yo has a mass of 2 kg and a moment of inertia of 1.28 kgm2. The central spool has a radius of 0.4 m. As it falls, the string unwinds from the central spool without slipping. If the yo-yo is released from rest, how fast will it be moving when it has fallen a distance of 1.5 meters?
6. (3 points) An automobile tire has a mass of 12 kg and radius of gyration Ko = 0.4m. If it is released from rest at A on the incline, determine its angular velocity when it reaches the horizontal plane. The tire rolls without slipping. 0.4 m - 5 m 30° 0.4 m Answer:
2. The grooved drum has mass m 12 kg, radius of gyration ko-210 mm, groove radius r 200 mm and outer radius ro 300 mm. At O, there is a constant frictional moment M 3 Nm opposing rotation of the drum. In the position shown, the cylinder with mass mc 8 kg is descending with speed v0.3 m/s. What is the cylinder's speed after dropping an additional distance d 1.5 m? nm ko me
6 of 10 Problem #5:(15 Points The spool has a mass of 125 kg and a radius of gyration of ko-0.375 m. If the coefficients of static friction is μ.-0.1 5 and coefficient of kinetic friction is μ-0. 11. Determine the angular acceleration of the spool. 300mm
The spool has a weight of 30 lb and a radius of gyration ko = 0.65 ft (Figure 1) Part A If a 40 lb block is suspended from the cord at A, determine the angular velocity of the spool in t=3 s starting from rest. Neglect the mass of the pulley and cord. Express your answer to three significant figures and include the appropriate units. HÅ ? Figure rad 1 of 1 w= 32.8422 S B Submit Previous Answers...