The 4-kg ball (A) is thrown so that it travels horizontally at 10 m/s when it strikes the 10-kg block (B) as it is travelling down the inclined plane at 1 m/s. If the coefficient of restitution between the ball and the block is e = 0.5, a) determine the speeds of the ball and the block just after the impact. Also, b) what distance does B slide up the plane before it momentarily stops? The coefficient of kinetic friction between the block and the plane is μ = 0.3. 10 m/s A 20° 1 m/s B

The 4-kg ball (A) is thrown so that it travels horizontally at 10 m/s when it strikes the 10-kg block (B) as it is travelling down the inclined plane at 1 m/s. If the coefficient of restitution between the ball and the block is e = 0.5, a) determine the speeds of the ball and the block just after the impact. Also, b) what distance does B slide up the plane before it momentarily stops? The coefficient of kinetic friction between the block and the plane is μ = 0.3. 10 m/s A 20° 1 m/s B

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

An engineer is studying the impacts of frontal car collisions on the occupants.If a 1900-lb car with velocity vA = 30 mph collides head on with a 2800-lb car with velocity vB =20 mph, the coefficient of restitution of the impact is e = 0.15, and the duration of the collision is0.22 seconds, then determine the magnitude of the average acceleration to which the occupants ofeach car are subjected. Assume car A and car B are on a flat surface, with car A traveling to theright and car B traveling to the left. answer should be in ft/s^2
An engineer is studying the impacts of frontal car collisions on the occupants.If a 1900-lb car with velocity vA = 30 mph collides head on with a 2800-lb car with velocity vb =20 mph, the coefficient of restitution of the impact is e = 0.15, and the duration of the collision is0.22 seconds, then determine the magnitude of the average acceleration to which the occupants ofeach car are subjected. Assume car A and car B are on a flat surface, with car A traveling to theright and car B traveling to the left
When the rope is at an angle of a= 30°, the 1-kg sphere A has a speed v0 = 0.6 m/s. The coefficient of restitution between A and the 2-kg wedge B is 0.8 and the length of rope I = 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.
When the rope is at an angle of α = 35° the 0.5-kg sphere A has a speed vo = 1.5 m/s. The coefficient of restitution between A and the 0.9-kg wedge B is 0.7 and the length of rope l = 0.8 m. The spring constant has a value of 500 N/m and θ = 30°. Determine the velocities of A and B immediately after the impact.
: The Balls A and B are of the same size and each is attached to a 1 m cable as shown. The mass of A is 2 kg and the mass of B is 1 kg. The Ball A is released from rest with a 40o angle with the vertical direction as shown. Determine the speed of the Ball B right after the impact if the coefficient of restitution is e = 0.5. Assume the Ball B is at rest before the Ball A hits it.
The 15-Mg tank car A and 25-Mg freight car Btravel toward each other with the velocities shown. If the coefficient of restitution between the bumpers is e = 0.6,determine the velocity of each car just after the collision
Objects A and B with the same mass m= 2 kg undergo a direct centralimpact. Before the impact, A is moving to the right with a velocity of 4m/s and B is stationary,a) Determine the velocity of A after impact if theimpact is perfectly elastic, b) Determine the velocity of B after impact ifthe impact is perfectly elastic and c) If the velocity of B after the impactis 2.4 m/s, compute the coefficient of restitution.
The 10-lb collar B is at rest, and when it is in the position shown the spring is unstretched. If another 1-lb collar A strikes it so that B slides 4 ft on the smooth rod before momentarily stopping, determine the velocity of A just after impact, and the average force exerted between A and B during the impact if the impact occurs in 0.002 s. The coefficient of restitution between A and B is e = 0.5
The 12-kg package A has a speed of 2.5 m/s when it enters the smooth ramp. As it slides down the ramp, it strikes the 34-kg package B which is initially at rest. If the coefficient of restitution between A and B is = 0.65, determine the velocity of B just after the impact.
A ball of negligible size and mass m is given a velocity of v0 on the center of the cart which has a mass M and is originally at rest. If the coefficient of restitution between the ball and walls A and B is e, determine the velocity of the ball and the cart just after the ball strikes A. Also, determine the total time needed for the ball to strike A, rebound, then strike B, and rebound and then return to the center of the cart. Neglect friction
The 500 kg tank car A and 1500 kg freight car B travel toward each other with the velocities shown. If the coefficient of restitution between the bumpers is e = 0.8, determine a) The velocity of each car just after the collision. b) The loss of energy during impact.
Badly need in 1hour, thanks! D. In a sport of curling, stone A glides across the ice track and collides with another stone B, as illustrated. Determine their speeds soon after contact if each stone is smooth and weighs 50 lb., and the coefficient of restitution between the stones is 0.75. A has an initial velocity of 9 ft/s, whereas B is at rest. Determine also the time required just after collision for B to slide off the runway 4 ft from the gutter.