The 8-kg block is moving with an initial speed of 5 m/s. If the coefficient of kinetic friction between the block and plane is μk=0.25, determine the compression in the spring when the block momentarily stops. The 8-kg block is moving with an initial speed of 5 m/s. If the coefficient of kineticfriction between the block and plane is uk=0.25, determine the compression in thespring when the block momentarily stops. (M31*ks2m5 m/sBWANNAA

given data mass of block = 8 kg initial speed = 5 m/s uk= 0.25 spring constant = 200N/m find the…

21* The 8-kg block is moving with an initial speed of 5 m/s. If the coefficient of kinetic friction between the block and plane is µk=0.25, determine the compression in the spring when the block momentarily stops. (M KA 2m 5 m/s B WANN A

21* The 8-kg block is moving with an initial speed of 5 m/s. If the coefficient of kinetic friction between the block and plane is µk=0.25, determine the compression in the spring when the block momentarily stops. (M KA 2m 5 m/s B WANN A

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.71P: The 600-lb cable spool is placed on a frictionless spindle that has been driven into the ground. If...

See similar textbooks

Similar questions

The coefficient of rolling resistance between the 30-kg lawn roller and the ground is r=0.1. (a) Determine the force P required to pull the roller at a constant speed. (b) What force P would be needed to push the roller at a constant speed?
A brake mechanism is used to lower body A with a constant velocity of 3.0 m/s. The coefficient of friction between the brake and drum D is 0.40. Neglect the weight of the brake. Determine the mass of body A and the power dissipated by the brake. (hint: the normal force between the brake the and disk is not 1200 N)
Determine the speed v which the 605-kg four-man bobsled must have in order to negotiate the turn without reliance on friction. Also find the net normal force N exerted on the bobsled by the track. 40 -p = 50 m %3D Answers: V = i m/s N = kN
The 3-kg crate rests on the 10-kg cart where the coefficients of static and kinetic friction are u, = 0.25 and Mk=0.2, respectively. Determine the smallest constant force P needed to cause the crate to slip. How much time does it take for the crate to slip off the cart? 3 m- G - 2 m P
The 69-lb crate slides down the curved path in the vertical plane. If the crate has a velocity of 6.1 ft/sec down the incline at A and a velocity of 32.3 ft/sec at B, compute the work Ufdone on the crate by friction during the motion from A to B. 6.1 ft/sec 28" B 32.3 ft/sec 46' Answer: Uf= i ft-lb
The 83-lb crate is carefully placed with zero velocity on the incline. What is the acceleration of the block (positive down the incline) if (a) e = 13° and (b) e = 23°? u, = 0.35) 83 lb He = 0.30 Answers: (a) e = 13°, i ft/sec2 a = (b) e = 23°, a = ft/sec2
Determine the acceleration of the system and the tension in each cable. The inclined plane is smooth, and the coefficient of kinetic friction between the horizontal surface and block C is (P)c = 0.2. |5 kg 10 kg 25 kg 30 (H)c = 0.2-
The block weighs 80 pounds. A cable is connected to itsupper left corner and passes over a fixed post. Thecoefficients of friction are μB = 0.3 for the block and theground and μP = 0.2 for the post and the cable. Determinethe minimum force T that will cause the system to move(either tip or slide - you must show which happens first).Take a = 2.5’ and b = 6’.
Using a forked rod, a smooth cylinder P, having a mass of 0.4 kg, is forced to move along the vertical slotted path r- (0.60) m, where e is in radians. If the cylinder has a constant speed of te- 2 m/s, determine the force of the rod and the normal force of the slot on the cylinder at the instant e- rad. Assume the cylinder is in contact with only one edge of the rod and slot at any instant. Hint To obtain the time derivatives necessary to compute the cylinder's acceleration components a, and a, take the first and second time derivatives of r- 0.60. Then, for further information, use Eq. 12-26 to determine 8. Also, take the time derivative of Eq. 12-26, noting that te - 0, to determine 8. -060
The 56.28 kg crate is hoisted up the 0 = 27° incline by the pulley system and motor M. If the crate starts from rest and, by constant acceleration, attains a speed of 8.17 m/s after traveling 7.84 m along the plane, determine the supplied power to the motor if the crate has moved 8 m and the coefficient of kinetic friction between the plane and the crate is Hk = 0.3. Neglect friction along the plane. The motor has an efficiency of 0.691. M
1. If the 50-kg crate starts from rest and achieves a velocity of v = 4 m/s when it travels a distance of 5 m to the right, determine the magnitude of the force P acting on the crate. The coefficient of static friction between the crate and the ground is u. = 0.3 30
The truck is traveling at 18 km/h when the trailer coupling at A fails. If the trailer has a mass of 255 kg and it travels a distance of 40 m before coming to a stop, determine the constant horizontal force F created by bearing friction that causes the trailer to stop (in N). NL (O) == O F