90 mm T 40 mm O PROBLEM 13.184 A 23.1-kg sphere A of radius 90 mm moving with a velocity of magnitude vo = 2 m/s strikes a 2.1-kg sphere B of radius 40 mm which is hanging from an inextensible cord and is initially at rest. Knowing that sphere B swings to a maximum height h = 0.25 m, determine the coefficient of restitution between the two spheres.

90 mm T 40 mm O PROBLEM 13.184 A 23.1-kg sphere A of radius 90 mm moving with a velocity of magnitude vo = 2 m/s strikes a 2.1-kg sphere B of radius 40 mm which is hanging from an inextensible cord and is initially at rest. Knowing that sphere B swings to a maximum height h = 0.25 m, determine the coefficient of restitution between the two spheres.

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

See similar textbooks

Similar questions

A Vo α Fig. P13.188 and P13.189 B k 13.189 When the rope is at an angle of a = 30°, the 1-kg sphere A has a speed Vo = 0.6 m/s. The coefficient of restitution between A and the 2-kg wedge B is 0.8 and the length of rope 1 = 0.9 m. The spring constant has a value of 1500 N/m and 0 = 20°. Determine (a) the velocities of A and B immediately after the impact, (b) the maximum deflection of the spring, assuming A does not strike B again before this point.
applied mechanics 2
A 32-g steel-jacketed bullet is fired with a velocity of 690 m/s toward a steel plate and ricochets along path CD with a velocity 500 m/s. Knowing that the bullet leaves a 50-mm scratch on the surface of the plate and assuming that it has an average speed of 600 m/s while in contact with the plate, determine the magnitude and direction of the impulsive force exerted by the plate on the bullet. 50 mm A 20° B C The magnitude of the impulsive force is 10° D KN and its direction is ° to the plate.
A bowling ball ( m₁ = 3.00 kg and radius of r = 50.0 mm) which has an angular and linear velocity of 57.1 rad/s and 2.85 m/s, respectively, rolls without sliding and hits a slender Bar B of mass m_2 = 1.00 kg and length L = 0.12 m, which is initially at rest as shown in the following figure. Neglecting the friction between the sphere and the bar, and knowing the coefficient of restitution between the sphere and the bar is 0.2, determine (1) the angular velocity of Bar B immediately after impact, and (2) the linear velocities of sphere A and bar B immediately after impact (and at their centroids).
Problem #2 A collar of mass m is attached to a spring and slides without friction along a circular rod in a vertical plane. The spring has an undeformed length of 5 in. and a constant k. Knowing that the collar has a speed v at Point C, draw the FBD and KD of the collar at this point. 5 in. 7 in. |B
Situation 01. A 4kg ball and 3kg ball move on a smooth plane along a straight path with speeds equivalent to 6m/s going to the right and 8 m/s going to the left, respectively a. Determine the speed of the 3kg ball after impact if the impact is elastic. b. Determine the speed of the 3kg ball after impact if the coefficient of restitution is 0.50. complete solution of impulse and momentum
A 2-kg block B is moving with a velocity vo of magnitude vo = 3 m/s as it hits the 0.4-kg sphere A, which is at rest and hanging from a cord attached at O. Knowing that coefficient of friction mk = 0.5 between the block and the horizontal surface and the coefficient of restitution e = 0.8 between the block and the sphere, determine after impact (a) the maximum height h reached by the sphere, (b) the distance x traveled by the block Vo A B
Three identical small spheres, each weighting 2 lb, can slide freely on a horizontal frictionless surface. Spheres B and C are connected by a light rod and are at rest in the position shown when sphere B is struck squarely by sphere A, which is moving to the right with a velocity v0 = (8 ft/s)i . Knowing that θ = 30° and that the velocities of spheres A and B immediately after the impact are vA = (0.5 ft/s)i and vB = (3.75 ft/s)i + (vB)yj, determine (vB)y and the velocity of C immediately after impact.
A 29-b sphere A is held at the 68° angle shown and released. It strikes the 11-Ib sphere B. The coefficient of restitution for this collision is e = 0.62. Sphere B is attached to the end of a light rod that pivots freely about point O. If the spring of constant k = 87 lb/ft is initially unstretched, determine the maximum rotation angle 0 of the light rod after impact.
A 10-kg ball A moving horizontally at 12 m/s strikes a 10-kg block B . The coefficient of restitution of the impact is 0.4 and the coefficient of kinetic friction between the block and the inclined surface is 0.5. Draw the impulse-momentum diagram that can be used to determine the speeds of A and B after the impact.