An 80-g ball is thrown at a horizontal speed of 15 m/s to the right when it collides with a wall and returns at a horizontal speed of 12 m/s to the left. If the ball is in contact with the wall for 0.030 s, what is the magnitude of the collision force?   a. 56 N   b. 72 N   c. 24 N   d. 8.0 N   e. 40 N

Q: m1 m2 Figure P7.66 Problems 66 and 67. 67. * Again consider the track and carts in Figure P7.66 with…

A:

Q: A pitcher throws a 0.14-kg baseball toward the batter sothat it crosses home plate horizontally and…

A: Part A:

Q: V1 A 6 kg block moving in the (+x) direction with a speed of 3 m/s hits a 8 kg block moving in the…

A:

Q: 2. A 50 kg archer, standing on ice, shoots a 100 g arrow at a speed of 100 m/s. What is the recoil…

A:

Q: 1.) You are playing airsoft with your friends. You are carrying a 3.0 kg airsoft that fires a 0.20 g…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 1. A 45.0-kg girl is standing on a 150-kg plank. Both are originally at rest on a frozen lake that…

A: (a) Let mg and mP be the mass of the girl and the plank respectively, vg and vp be the final speed…

Q: 1. Consider a bullet of mass 200 g traveling horizontally towards the east with a speed of 400 m/s.…

A: a) Apply the Momentum conservation law along y-axis on the system. Here, m denotes the mass of the…

Q: A30 A puck collides perfectly inelastically with a second puck originally at rest and of three times…

A:

Q: A 0.0250-kg bullet is accelerated from rest to a speed of 550 m/s in a 3.00-kg rifle. The pain of…

A: The law of conservation of momentum,   The total momentum is zero,

Q: 49.0-kg person, running horizontally with a velocity of +2.82 m/s, jumps onto a 15.6-kg sled that is…

A:

Q: A 46.0-kg girl is standing on a 147-kg plank. Both originally at rest on a frozen lake that…

A: Mass of the plank mp=147 kg Mass of the girl mg=46 kg Velocity of the girl relative to the plank…

Q: To protect their young in the nest, peregrine falcons will fly into birds of prey (such as ravens)…

A: Given quantities: mass of falcon(m1)=585 g velocity of falcon(V1)=23 m/s mass of raven(m2)=1.40 Kg…

Q: A light cart, moving to the right and a heavy cart, moving to the left at the same speed, collide…

A: Say carts are A and B and moving as shown below: Say velocity before collision is v and after the…

Q: A10.0-g marble slides to the left with a velocity of magnitude 0.400 m/s on the frictionless,…

A: mass of first marble (m1) = 10 g initial velocity of first marble (u1) = -0.4 msmass of second…

Q: 15) A 5.0 kg ball moving to the right at 10 m/s collides with a stationary 3.0 kg ball. After the…

A:

Q: A 0.250 kg0.250 kg toy car moving with a speed of 0.860 m/s0.860 m/s collides with a wall. The…

A: The force versus time graph is shown below.

Q: 10) A 2.00-g bullet traveling at an unknown speed hits and becomes embedded in a stationary 5.00-kg…

A: Given  Mass of bullet ,m = 2.0 g Initial speed of bullet,u =??  Initial speed of block, Ub = 0 m/s…

Q: A 44.4-kg girl is standing on a 143-kg plank. Both originally at rest on a frozen lake that…

A:

Q: A flying squid (family Ommastrephidae) is able to "jump" off the surface of the sea by taking water…

A: Given Let’s consider upward direction as positive   Mass of the squid ms = 0.71 kg Mass of water mw…

Q: Olaf is standing on a sheet of ice that covers the football stadium parking lot in Buffalo, New…

A:

Q: (a) What is the momentum in kg - m/s of a garbage truck that is 1.30 x 10 kg and is moving at 26.0…

A: (a)  Given data: Mass, m=1.30×104 kg Velocity, v=26 m/s Our question is to find the momentum.

Q: A 50-kg girl is standing on a 139-kg plank. The plank, originally at rest, is free to slide on a…

A: The expression for velocity is Use the conservation of momentum to the girl-plank system,

Q: A 10-m-long glider with a mass of 680 kg (including the passengers) is gliding horizontally through…

A: Given, a 10-m-long glider with a mass of m = 680 kg (including the passengers) is gliding…

Q: Physics collision forces problem

A: Given information:Mass of the block-1 (m1) = 1.40 kgMass of the block-2 (m2) = 2.07 kgLet the right…

Q: A running back (RB) of mass m1 = 98 kg is running at v1= (8.1m/s)ĵ (LB towards the end zone. A…

A: 1) Using conservation of momentum along x direction : m2V2 = (m1+m2)Vx m2V2/(m1+m2) = Vx   2)…

Q: A 95.0 kg football player is standing on a sheet of ice, i.e., there is negligible friction between…

A:

Q: A 45.0 - kg girl is standing on a 150. - kg plank. The plank, originallyat rest, is free to slide on…

A: Part A:

Q: A 1400 kg sedan travelling at 30.0 m/s [N] collides with a 1900 kg SUV travelling at 25.0 m/s [E].…

A: Given : Mass of SUV, m = 1900 kg Mass of Sedan, M = 1400 kg Speed of SUV, u = 25 m/s Speed of Sedan,…

Q: A 45.4-kg girl is standing on a 149-kg plank. Both originally at rest on a frozen lake that…

A: Given that, the value of girls velocity relative to the plank and ud mass of the girl and mass of…

Q: Romeo (83.0 kg) entertains Juliet (59.0 kg) by playing his guitar from the rear of their boat at…

A: In this question we have to find the distance the boat travels and the direction of the boat when…

Q: Puck A (5kg) is traveling due East at 8m/s when it collides with Puck B (8kg), which is initially at…

A: Momentum is a vector quantity. The linear momentum of an object is given by the product of its mass…

Q: An 8.00 g bullet is fired into a 280 g block that is initially at rest at the edge of a table of…

A:

Q: A 15 g bullet is fired at 610 m/s into a 4.0 kg block that sits at the edge of a 75-cm-high table.…

A: Given:mass of the bullet m1 = 15×10-3 kgmass of the block, m2 = 4.0 kginitial speed of the bullet,…

Q: A 66.3-kg person, running horizontally with a velocity of +3.51 m/s, jumps onto a 12.5-kg sled that…

A: a. according to the conservation of momentum, So the final velocity of sled and person is 2.95 m/s.…

Q: A 0.300 kg toy car moving with a speed of 0.820 m/s collides with a wall. The figure shows the force…

A: Given,mass of the toy car, m = 0.300 kgspeed, u = 0.820 mshead on collision with the wall.

Q: 3) A bumper car with mass m, = 200 kg is moving at an initial velocity of v = 6 m/s to the right, as…

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

Q: Calculate the recoil velocity of the rifle if it is held loosely away from the shoulder. b) How…

A: (a).To Determine, the recoil velocity of the rifle if it is held loosely away from the shoulder :-…

Q: Párt A The magnitude of the velocity of the vehicles after the collision will be: ΑΣΦ ? Vf = тph %3D…

A:

Q: A1 275.0 kg car traveling initially with a speed of 25.000 m/s in an easterly direction crashes into…

A: Momentum of an object is defined as the product of it's mass and velocity , that is , p=mv .…

Q: You have just planted a sturdy 2-m-tall palm tree in your front lawn for your mother’s birthday.…

A: It is given that,

Q: In a Physics lab, two carts of varying mass collide on a low-friction track in such a manner that…

A:

Q: You are driving a truck of mass 5 650 kg at 13 m/s. You accidentally hit a parked car. The car and…

A: Given: The mass of the truck is 5650 kg. The initial speed of the car is 13 m/s. The total mass of…

Q: A skeet (clay target) with mass M is fired at an angle 0 to the horizon with speed vo. When it…

A: Given data, Mass of the skeet = M Angle of projection = θ Initial speed = vo Mass of the pellet = m…

Q: An 8.00 g bullet is fired into a 280 g block that is initially at rest at the edge of a table of…

A:

Q: Q2. A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic…

A:

Q: ween his feet and the ice. A friend throws Olaf a ball of mass 0.400 kg that is traveling…

A: Given:- A friend throws Olaf a ball of mass  m1  = 0.400 kg that is traveling horizontally at  u1 =…

Q: 9. A fireworks shell is launched in a level field at an angle of 70 degrees with an initial speed of…

A: Given data: The speed of shell is u=100 m/s. Angle with horizontal is θ=70°. Mass of one piece is…