15-41. A 0.03-lb bullet traveling at 1300 ft/s strikes the10-lb wooden block and exits the other side at 50 ft/s asshown. Determine the speed of the block just after thebullet exits the block, and also determine how far the blockslides before it stops. The coefficient of kinetic frictionbetween the block and the surface is µk=0.5.1350 ft/s1300 ft/s12

The data given is, Weight of the bullet, W1 = 0.03 lb The initial speed of the bullet, u1 =1300…

Answered: 15-41. A 0.03-lb bullet traveling 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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15-102. The two spheres each have a mass of 3 kg and are attached to the rod of negligible mass. Determine the time the torque M = (8t) N·m where, is in seconds, must be applied to the rod so that each sphere attains a speed of 3 m/s starting from rest
The 18-lb object is travelling at a speed of 8 ft/s when the force of 15 lb is applied in thesame direction of its initial speed. What is the velocity of the block when it moves s =30ft. The coefficient of kinetic friction at the surface is μk = 0.26.
15-78. Two smooth disks A and B each have a mass of 0.5 kg. If both disks are moving with the velocities shown when they collide. determine the coefficient of restitution between the disks if after collision B travels along a line, 30° counterclockwise from the y axis.
If the 10-g bullet is traveling at 310 m/s when it becomes embedded in the 11-kg block, determine the distance the block will slide up along the plane before momentarily stopping.
The spring is placed between the wall and the 10-kg block. If the block is subjected to aforce of F = 500 N, determine its velocity when s = 0.5 m. When s = 0, the block is at restand the spring is uncompressed. The contact surface is smooth.
the particle has a mass of 0.5 kg and is confined to move along the smooth horizontal slot due tot he rotation of the arm OA. Determine the force of the rod on the particle and the normal force of the slot on the particle when theta= 30°. The rod is rotating with a constant angular velocity thetadot = 2 rad/s. assume the particle contact only one side of the slot at any instant
The tanker has a mass of 130 Gg. If it is originally at rest, determine its speed when ? = 10s .The horizontal thrust provided by its propeller varies with time as shown in the graph. Neglect the effect of water resistance
If the contact surface between the 20-kg block and the ground is smooth, determine the velocity of the block when t = 4 s. Initially, the block is at rest.
If the rod of negligible mass is subjected to a couple moment of M = (30t^2) N⋅⋅m, and the engine of the car supplies a traction force of F = (15t) N to the wheels, where t is in seconds, determine the speed of the car at the instant t = 12.5 s. The car starts from rest. The total weight of the car and rider is 1.5 kN. Neglect the size of the car.
The at-rest crate, which has a mass of 100 kg, is subjected to the action of thetwo forces. Using the principle of work and energy, determine the distance it slides when itreaches a speed of 6 m/s. The coefficient of kinetic friction between the crate and the surface is uk = 0.2.
The crate, which has a mass of 160 kg, is subjected to the action of the two forces. If it is originally at rest, determine the distance it slides in order to attain a speed of 7 m/s. The coefficient of kinetic friction between the crate and the surface is μk = 0.2.
The block has a mass of 50 kg and rests on the surface of the cart having a mass of 75 kg. If the spring which is attached to the cart and not the block is compressed 0.2 m and the system is released from rest, determine the speed of the block with respect to the cart after the springg becomes undeformed. Neglect the mass of the wheels and the spring in the calculation. Also the neglect friction. Take k = 300N/m,

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