A 5IN force is applied to the block shown in the figure. The block with a mass of 10kg then moves with an initial velocity of Im/s. The coefficient of friction between the block and the surface is 0.4. a. Determine the Fiction force. (Use g=9.81m/s²) b. Determine the distance travelled by the block until it stops. (m) c. Determine the velocity of the block when it is 0.15m from its starting point. (m/s)

A 5IN force is applied to the block shown in the figure. The block with a mass of 10kg then moves with an initial velocity of Im/s. The coefficient of friction between the block and the surface is 0.4. a. Determine the Fiction force. (Use g=9.81m/s²) b. Determine the distance travelled by the block until it stops. (m) c. Determine the velocity of the block when it is 0.15m from its starting point. (m/s)

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter9: Momentum And Its Conservation

Section9.2: Conservation Of Momentum

Problem 23PP

See similar textbooks

Similar questions

The velocity of a 10-kg object is given by v=5t2i(7t+2t3)j, where if t is in seconds, then v will be in meters per second. a. What is the net force on the object as a function of time? b. What is the momentum of the object when t = 15.0 s?
Each Voyager spacecraft was accelerated toward escape speed from the Sun by the gravitational force exerted by Jupiter on the spacecraft. (a) Is the gravitational force a conservative or a nonconservative force? (b) Does the interaction of the spacecraft with Jupiter meet the definition of an elastic collision? (c) How could the space-craft be moving faster after the collision?
The front 1.20 m of a 1 400-kg car is designed as a crumple zone that collapses to absorb the shock of a collision. If a car traveling 25.0 m/s stops uniformly in 1.20 m, (a) how long does the collision last, (b) what is the magnitude of the average force on the car, and (c) what is the acceleration of the car? Express the acceleration as a multiple of the acceleration of gravity.
A 5.0-g bullet leaves the muzzle of a rifle with a speed of 320 m/s. What force (assumed constant) is exerted on the bullet while it is traveling down the 0.82-m-long barrel of the rifle?
A bullet was fired at the trunk of a tree. If the mass of the bullet is 25 grams and has a speed of 350 m/s upon hitting the tree, compute for the average force that stopped the bullet if penetration is 10 cm. a. 10,234.5 N b. 23,456.23 N. c. 13.376.2 N. d. 15,312.5 N.
A car speeding at 120 kph hits a stationary car at the side of the road. Assuming both cars has the same mass of 225 kg. a. how long will the collision occur if the force developed is 11.39 KN? b. If after the collision, both cars moved on opposite direction and the car that caused the collision had a velocity of 10m/s, what is the velocity of the other car?
A 15g bullet is fired horizontally into a 3 kg block of wood suspended by a long cord. The bullet sticks in the block. Compute the speed of the bullet if the impact causes the block to swing 10cm above its initial level. A. 0.254 km/s B. 0.252 km/ C. 0.281 km/s D. 0.218 km/s
m m A 1857 kg car is moving at 35 “. The driver then accelerates at 3.5– for 18.3s. s2 a. How fast is the car going at the end of the 18.3s? b. What about after 32.4s?
During a construction project, a 2500 N object is lifted high above the ground. It is released and falls 10.0 meters and drives a post 0.100 m into the ground. The average impact force on the object is ____ Newtons. hint:g=10m/s/s. a. 2500 b. 25000 c. 250,000 d. 2,500,000
A 3350 kg cannon is mounted so that it can recoil only in the horizontal direction. a. Calculate its recoil velocity in m/s when it fires a 14.0 kg shell at 480 m/s at an angle of 20.0° above the horizontal. (Enter the magnitude.) b. What is the kinetic energy of the cannon in J? This energy is dissipated as heat transfer in shock absorbers that stop its recoil. c. What happens to the vertical component of momentum that is imparted to the cannon when it is fired?
During an ice show a 75.0 kg skater leaps into the air and is caught by an initially stationary 70.0 kg skater. a. What is their final velocity in meters per second assuming negligible friction and that the 75.0-kg skater's original horizontal velocity was 4.00 m/s? ______m/s b. How much kinetic energy is lost in joules?
A block of mass m is dropped from the fourth floor of an office building and subsequently hits the ground with speed v. From which floor is the mass dropped to double the impact speed? a. The tenth floor. b. The sixth floor. c. The sixteenth floor. d. The twelfth floor. e. The eighth floor. If an object of mass m moves with constant speed v, the net force on the object is: a. mv b. ma c. mg d. None of these answers is correct e. 0