Practice Exercises 1. Jamal is at the state fair playing some of the arcades. At one booth he throws a 0.50 kg ball forward with a velocity of 21.0 m/s in order to hit a 0.20 kg bottle sitting on a shelf, and when he makes contact the bottle goes flying forward at 30.0 m/s. a) What is the velocity of the ball after it hits the bottle? m. Vf= ? = 0. SOKY 2: 0.20 KO =21.0mis 2:30.0miS %3D %3D Loow louod fovl C0.00 (050) 0.7(V) %3D b), If the bottle were more massive, how would this affect the final velocity of the ball?

Q: Part A A ball of mass 0.476 kg moving east (+a direction) with a speed of 3.78 m/s collides head-on…

A:

Q: The 4 model rockets just have their engine turned off when they are at the same height. All the…

A: Given: A. speed = 30m/s, mass = 700g B. speed = 40m/s, mass = 500g C. speed = 20m/s, mass = 600g D.…

Q: A car moving at 11.5 m/s crashes into a tree and stops in 0.32 A. Calculate the magnitude of force,…

A:

Q: Ball 1 traveling at a velocity v, was made to collide with Ball 2 of the same mass that was at rest.…

A: Both balls must travel in same directions after collision else the net energy after collision…

Q: 4. A Honda Fit with a mass of 1000 kg collides with a Ford F150 (mass = 3000 kg). The collision…

A: We have given a Honda Fit with a mass of 1000 kg collides with a Ford F150 (mass = 3000 kg).The…

Q: Part A What is the magnitude of the momentum of a 31 g sparrow flying with a speed of 5.3 m/s?…

A:

Q: A 20 g ball of clay traveling east at 2.0 m/s collides with a 30 g ball of clay traveling 30° south…

A: Write the given values with the suitable variables.Here, are the mass of the first ball, the…

Q: Problem 2: Two cars are approaching an intesection. Car A weighs 2000kg and is traveling at 12 m/s…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: Calculate the change in momentum of a 0.5 kg ball that strikes the floor at 15 m/s and bounces back…

A: Given, mass of the ball, m = 0.5 kg speed of the ball (towards the floor), u = 15 m/s speed after…

Q: 1. Henry is at the state fair. At one booth he throws a 0.70 kg ball forward with a velocity of 22.0…

A: Let u1,u2 be the velocity of ball and bottle respectively  before collision and v1,v2 ve the…

Q: 3. An 87 kg wide receiver is running at 9.4 m/s and is hit by a 110 kg linebacker traveling in the…

A:

Q: 3. A 20 kg cart traveling east with a speed of +6 m/s collides with a 30 kg cart traveling west. If…

A: Given Mass of one car = 20 kg Mass of second car = 30 kg Initial velocity of one car = 6 m/s in East…

Q: A stationary soccer ball of mass m = 0.52 kg is booted with a constant force of F = 22 N. The man's…

A: The objective of the question is to find the speed and height of a soccer ball after it is kicked by…

Q: The graph shows the force-time graph for a cart on a track. a. Calculate the area under the…

A:

Q: 8. In a police ballistics test, a O.0100-kg bullet moving at 200 m/s is fired into a 1.00-kg block…

A:

Q: At time t₁ = 16 s, a car with mass 1300 kg is located at (110, 0, 27) m and has momentum (4500, 0,…

A:

Q: A 10.0 g bullet is stopped in a block of wood (m= 8.3 kg). The speed of the bullet-plus-wood…

A: Given , The mass of bullet, m1=0.01 Kg The mass of block, m2=8.3 Kg Velocity of combination after…

Q: Bill forgets to put his car in park, and it starts rolling forward. When it is moving at a speed of…

A: given that,speed, u1=2msu2=-3 ms (backwards)v1=-1.2 ms (backwards)m1=1100 kgm2=800 kg

Q: Miguel, the 70.0 kg bullfighter, runs toward an angry bull at a speed of 4.20 m/s. The 550. kg bull…

A:

Q: A force of 200N acts on a 8 Kg bowling ball for 0.3 seconds. a. What is the change in momentum? b.…

A:

Q: 2. Two balls collide head on in an elastic collision. One ball has a mass of 3.0 kg and an initial…

A:

Q: 26. You head to Lake Charles for a spring break and win big at roulette. You decide to spend your…

A:

Q: ball of mass 0.584 kg moving east (+ direction) with a speed of 3.78 m/s collides head-on with a…

A: To solve this problem, we will use the conservation of momentum and the conservation of kinetic…

Q: A .97 kg projectile moves at 19 m/s a. What is its momentum? b. How fast would a 5kg ball have to…

A: Given data: The mass of the projectile is, mp= 0.97 kg The speed of the projectile is, vp=19 m/s The…

Q: 4. A 1900-kg car moving east at 10m/s hits and becomes locked to a 1100-kg stationary car. a.)…

A: The objective of the question is to find the velocity of the cars immediately after the collision…

Q: Which of the following is the correct relationship between momentum p and kinetic energy K of an…

A:

Q: Three objects A, B, and C are moving as shown in the figure below (Figure 1). Assume that v = 11.0…

A:

Q: Which is the formula that describes the magnitude of impulse on an object? A. impulse = mass x…

A: Impulse is the product of force experienced by an object and the time for which the force has been…

Q: 6. Two air hockey pucks are approaching each other as indicated below. Only the forces between the…

A: initially plucks are moving in X direction so linear momentum in Y direction is zero. Hence net…

Q: What is the acceleration of a 4700 kg rocket taking off from the moon, where the acceleration of…

A: Given data: Mass (m) = 4700 kg Acceleration of gravity (g) = 1.6 m/s2 Mass flow rate (dm/dt) = 8.00…

Q: 2. Michael rolls a 12.0 kg bowling ball down the alley at the final pin in an attempt to win the…

A:

Q: A 0.16 kg billiard ball was traveling at 3.7 m/s when it collided with another billiard ball of the…

A: Mass of ball (m) = 0.16 kg Initial speed of 1st ball (u1) = 3.7 m/s Initial speed of 2nd ball (u2) =…

Q: A bicycle has a momentum of 25 kgm/s. What momentum would the bicycle have if it had thrice the mass…

A:

Q: 0.070 kg weighted mass by the clay ball was shot upwards, traveling 1.0 m before hitting and…

A: Mass of the clay ball, m=0.07 kg Distance traveled by the clay, a=1 m Mass of the brick, M=2 kg…

Q: A 90 kg halfback running north with a speed of 10 m/s is tackled by a 120 kg opponent running south…

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: