kg m A soccer player kicks a ball, changing its momentum by 11 S The net force on the ball is 910 N. How long does the soccer player maintain contact with the ball? Round answer to two significant digits.

Q: The figure below shows a bullet of mass 80 g traveling horizontally towards the east with speed 450…

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

Q: 6. John is on his skates coming home from school with his school bag on his back when he sees his…

A: This problem can be solved using conservation of linear momentum concept.

Q: As shown in the figure below, cars #1 and # 2 are sliding across a horizontal frictionless surface.…

A: Here is the explaination in the given image

Q: Cart X (m = 4.0 kg) is traveling to the right at 3.50 m/s toward Cart Y. Cart Y (m 9.0 kg) is…

A: 3. The expression for the momentum is P=mv Momentum of cart X Px=mxvx=4.0 kg3.50 ms=14 kg ms

Q: A rocket moving along the x-axis has momentum at timet given by p = 3700 + 6700t- 70 t2. What is the…

A:

Q: Consider a system consisting of three particles: m1 = 5 kg, v1 = m/s m2 = 9 kg, v2 - m/s m3 = 3…

A: m1 = 5 kg m2 = 9 kg m3 = 3 kg

Q: Two friends, John and Kathy, are rollerblading. John has a mass of 70.0 kg and rollerblades at a…

A:

Q: A constant net force of 12.9 N directed in the x-direction is exerted on a 1.9 kg object for a time…

A: Net force (F) = 12.9 N mass (m) = 1.9 kg time (t) = 1.53 seconds

Q: A 88.0 kg ice hockey player hits a 0.150 kg puck, giving the puck a velocity of 46.0 m/s. If both…

A: Given: Mass of hockey player, mhp=88.0 kg Mass of puck, mpu=0.150 kg Initial velocity of hockey…

Q: A 95.0 kg person is driving along at 30.0 m/s in the positive x-direction. The car hits a wall and…

A: Momentum of the person before impact is,

Q: The figure below shows two pendulums.  Sphere m1 has a mass of 40 g and sphere m2 has a mass of 80…

A:

Q: A 30.0 kg object that is initially at rest explodes and 15 equal masses spread out in different…

A: Given data: mass of object (m) = 30.0 kg Initial velocity (v) = 0, at rest Object explodes into 15…

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: As shown in the figure below, two blocks (m, and m,) are each released from rest at a height of h =…

A:

Q: A basketball of mass m = 625g rolls off the hoop’s rim, falls from a height of  3.05 m to the…

A: Given Mass m = 625 g = 0.625 kg Height of the hoop H = 3.05 m Bounced height h = 1.40 m

Q: A 2.50-kg block is moving to the right at 1.20 m/s just before it strikes and sticks to a 1.00-kg…

A: Given, M1=2.50kg V1=1.20m/s M2=1kg

Q: 9. A force of constant magnitude F and fixed direction acts on an object of mass m that is initially…

A:

Q: If the total momentum of a system is changing: O A net external force must be acting on the system.…

A: Given data:  The total momentum of the system is changing

Q: A 5.25-g bullet is fired into a 360-g block of wood suspended as a ballistic pendulum. The combined…

A: Given values :Mass of bullet : m = 5.25 (g) = 0.00525 (kg)Mass of block : M = 360 (g) = 0.360…

Q: 5. A little red wagon with mass 4 [kg] moves in a straight line on a frictionless horizontal ace. It…

A: Given :  mass of wagon, m1 = 4 kg               mass of blue block, m2 = 2 kg     Initial speed of…

Q: AJA child jumps from a moving sled with a speed of 2.2 m/s and in the direction opposite the sled's…

A: Given data:  Final velocity of child (v2) = -2.2 m/s Final velocity of sled (v1) = +5.5 m/s Mass of…

Q: A skydiver is dropped out of an airplane. Her weight is 650 Neetons.  a. The skydiver free-falls…

A:

Q: Anthony is just relaxing since its summer vacation and actually put on some weight too and is now 90…

A:

Q: A 650.0-kg car makes a 90° turn. Its speed before the turn is 23.0 m/s and after the turn it is 27.6…

A:

Q: The net force Facting on an objeet that moves along a straight line is given as a function of time t…

A: We can apply the following the formula ∆P = ∫t1t2F .dt

Q: a. If both are initially at rest and if the ice is frictionless, how far, in terms of the variables…

A:

Q: 55 N force acting over 1 second will cause a change in momentum of an object. y/n

A:

Q: A 1425 kg truck driving at 13.0 m/s collides elastically with a stationary 1175 kg car. If the car…

A: Given Data:- Mass of the truck is mt=1425 kg Initial speed of the truck is vit=13.0 m/s Mass of the…

Q: m₁ m₂ In the picture above, mass 2 is 10 kg while mass 1 is 5 kg. The pulley is massless and…

A:

Q: An atomic nucleus suddenly bursts apart (fissions) into two pieces. Piece A, of mass m 4, travels…

A: Solution: Given that nucleus burst into two-piece mA and mB , with a velocity of vA and vB…

Q: A warehouse employee is pushing a 30.0 kg desk across a floor at a constant speed of 0.50 m/s. What…

A: Given: The mass of the desk is 30.0 kg. The velocity of the desk is 0.50 m/s. Introduction: The…