A 1.5 kg ball is coming straight at a 80 kg soccer player at 15 m/s who kicks it in the exact opposite direction at 25 m/s with an average force of 1200 N. How long are his foot and the ball in contact

Q: At t = 0 cart A (mA = 2.1 kg) is given a initial velocity v0 towards cart B (mB = 1 kg), which is…

A: Given data:The mass of cart A is mA = 2.1 kgThe mass of cart B is mB = 1 kgThe initial speed of cart…

Q: A 400 kg cannon sits on a frozen lake. It fires a 5.1 kg cannonball horizontally with a speed of 340…

A: Given data:  Mass of cannon (M) = 400 kg Mass of cannonball (m1) = 5.1 kg Velocity of cannon ball…

Q: Identical twins, each with mass 49.0 kg, are on ice skates and at rest on a frozen lake, which may…

A:

Q: A mine car (mass=380 kg) rolls at a speed of 0.50 m/s on a horizontal track, as the drawing shows. A…

A: Mass of vehicle is Initial velocity of vehicle is along +x-axis.Mass of object is Initial velocity…

Q: A 829 g rubber ball was vertically pushed downward at 1.03 m/s from a height of 80.3 cm above a…

A:

Q: A baseball (m = 153 g) approaches a bat horizontally at a speed of 37.6 m/s (84.1 mi/h) and is hit…

A: To find:

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A: The following problem involves the law of conservation of momentum. The law states that the total…

Q: Look at the following arrangement. At an airport, M kg of luggage is unloaded from a plane into the…

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Q: A 458-gram ball is traveling horizontally at 10.8 m/s to the left when it is suddenly struck…

A: Given: Mass of the ball, m = 458 gram =0.458 kg. Initial velocity of the ball, u = -10.8 m/s. Final…

Q: A 70.1 kg astronaut is holding a 8.1 kg tool pack while drifting at 10.4 m/s to the right. She…

A: Given data: The mass of astronaut is m=70.1 kg. Mass of tool pack is M=8.1 kg. Velocity of both is…

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A:

Q: An overnight rainstorm has caused a major roadblock. Three massive rocks of mass m1 = 528 kg, m2 =…

A:

Q: A golf ball of mass 0.040 kg is at rest on the tee and has a velocity of 108 m/s immediately after…

A:

Q: 1.A 375 gram basketball is bounced off of a wooden board, as shown below. It is moving straight down…

A: Data provided in the question; Mass of basketball (m)=375 g=0.375 kg Initial speed of the basket…

Q: A 1500 g model rocket is resting horizontally at the top edge of a 40m-high wall when it is…

A:

Q: A 45.0-kg girl is standing on a 167-kg plank. The plank, originally at rest, is free to slide on a…

A: Given : Mass of a girl (m) = 45 kg Mass of a plank (M) = 167 kg Velocity of girl relative to plank…

Q: VOTHER A man holding a rock sits on a sled that is sliding across a frozen lake (negligible…

A: Given : vi = 0.530 m/s M = 93 kg m = 0.32 kg v2 = 16.5 m/s

Q: A bat strikes a 0.145 kg baseball. Just before impact, the ball is traveling horizontally to the…

A:

Q: A 45.0-kg girl is standing on a 151-kg plank. The plank, originally at rest, is free to slide on a…

A: ........

Q: A 180-g billiard ball is shot toward an identical ball at velocity vi = 7.60 m/s. The identical ball…

A: A 180-g billiard ball is shot toward an identical ball at velocity vi = 7.60 m/s. The identical ball…

Q: A 390 kg cannon sits on a frozen lake. It fires a 5.5 kg cannonball horizontally with a speed of 305…

A:

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A:

Q: Margie and Bill, both with brand new roller blades, are at rest facing each other in the parking…

A:

Q: Two bumper cars at the county fair are sliding toward one another (see figure below). Initially,…

A: (a) Let the east-west direction be taken as the positive X axis.   Apply conservation of momentum…

Q: A baseball approaches home plate at a speed of 43.0 m/s, moving horizontally just before being hit…

A: The amount by which an object's momentum changes due to a large acting on it for a short time is…

Q: A 0.180 kg hockey puck is moving on a frictionless, horizontal icy surface. At t = 0, the puck is…

A:

Q: 40.0055-kg shuttlecock moving to the left with a speed of 40.0 m/s is struck by a badminton racket…

A: Solution: Use the impulse-momentum theorem to find the required time. According to the…

Q: A 45.0-kg girl is standing on a 167-kg plank. The plank, originally at rest, is free to slide on a…

A: Given: Mass of the Girl, Mg = 45.0 kg Mass of the plank, Mp = 167 kg Constant velocity, Vo = 1.30…

Q: Find the x and y components of the average force on the ball. Suppose that the +x axis is directed…

A: x-y plane having force in negative side of the x,y axis is taken as negative.

Q: Two clay balls collide and stick. Ball 1 has a mass of 1 kg and an initial velocity of 10 m/s in the…

A:

Q: A 0.38 kg volley ball is traveling at 34 m/s when its hit back over the net by an opposing player…

A: We need to apply the concept of Conservation of energy . The acceleration generated due to the…

Q: A 128 kg astronaut and his equipment are initially at rest. To move forward with a velocity of 2.34…

A: Given data:  Mass (m) = 128 kg Initial velocity (u) = 0 m/s Final velocity (v) = 2.34 m/s Force (F)…

Q: Xyrus throws a 0.15-kg rubber ball down onto the floor. The ball's speed just before impact is 6.5…

A: Force is defined as the rate of change of momentum.        F= dP/dt  P= m*v

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A: Given that            the mass of the bullet is (m) = 0.04Kg            The speed of the bullet is…

Q: A 829 g rubber ball was vertically pushed downward at 1.03 m/s from a height of 80.3 cm above a…

A:

Q: A 57.0 kg archer, standing on frictionless ice, shoots a 130.0 g arrow at a speed of 108.0 m/s. What…

A:

Q: A 1.2 kg object moving with a speed of 8.0 m/s collides with a wall and rebounds with a speed of 6.0…

A:

Q: Identical twins, each with mass 64.0 kg, are on ice skates and at rest on a frozen lake, which may…

A:

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A:

Q: A 8.98 m long glider with a mass of 517.01 kg (passengers included) is gliding horizontally through…

A:

Q: Two bumper cars at the county fair are sliding toward one another (see figure below). Initially,…

A: Using formula: ki=kfvf=((m1-m2)/(m1+m2))(vim1)+((2m2)/(m1+m2)) Vim2 x and y velocity of bumper car 2…

Q: A baseball approaches home plate at a speed of 42.0 m/s, moving horizontally just before being hit…

A:

Q: A baseball (m = 152 g) approaches a bat horizontally at a speed of 43.6 m/s (97.6 mi/h) and is hit…

A: mass of baseball (m) = 152 g = 0.152 kg Initial velocity (u) = 43.6 m/s Final velocity (v) = - 53.8…

Q: In a baseball game, one of the players graps the ball and lessens the influence of the ball by…

A:

Q: Identical twins, each with mass 47.0 kg, are on ice skates and at rest on a frozen lake, which may…

A: Given : m1 = m2 = 47 kg mpack = 12 kg vpack = 2.70 m/s

Q: A submarine with a mass of 5734526 kg contains a torpedo with a mass of 333 kg. The submarine fires…

A: In given question, system of torpedo and submarine were at rest. No force is acting on the system,…

Q: A 51.9-kg skater is standing at rest in front of a wall. By pushing against the wall she propels…

A: The average force exerted on the wall can be given by Favg=mv-ut

Q: A 2.10 kilogram mud ball drops from rest at a height of 10.0 m. If the impact between the ball and…

A: