person of mass 55 kg is walking towards the elevator at speed of 5 m/s. a) What is his momentum before getting into the elevator? b) If the elevator accelerates upward from rest with 1 m/s^2 what is his apparent weight?

Q: QUESTION 4 A player imparts 750 kg-m/s of linear momentum to a 250 gm billiard ball how fast does…

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Q: i) State the ‘law of conservation of linear momentum’?

A: Part (1): Introduction: The linear momentum of a body that the body has by virtue of its mass and…

Q: A 2.00-kg cart (cart #1) moving to the right at 12.0 m/s collides with a 1.20-kg cart (cart #2)…

A: There are two types of physical quantities- scalar and vector physical quantities. A scalar quantity…

Q: II. Same lump is thrown towards the same wall, but this time it bounces off the wall at speed of…

A: Part I:Mass of clay, m=3.00 kgSpeed, u=3.00 m/sFinal speed, v=0 m/s  a) As both masses sticks…

Q: 1. A baseball (m = 145 g), pitched horizontally to the left at 30.0 m/s, is hit back in a straight…

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Q: Jaycee and Jonah are skating on an ice rink. As Jaycee approaches Jonah from west, he pushed her…

A: Given, The impulse is J=-75.0t2+1325.00t3

Q: 2. What is the magnitude of the momentum of a 1500kg jeepney whose speed is 15m/s? What speed would…

A: Momentum = mass x velocity  Kinetic energy = 0.5 mv2

Q: 3 4 car of mass 890kg is fraveling at 4.57m/s. What is its momentum? a. If the car rear-ends another…

A: 3. The momentum of the car is p1=m1v1=890 kg4.57 m/s=4067.3 kgm/s

Q: 10. An ice skater with a mass of 65 kg pushes off against a second skater with a mass of 35 kg. Both…

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Q: 1. Which physical quantity is the same as the rate of change of momentum? a. Impulse b. Power c.…

A: As per Bartleby guidelines I have solved first question out of multiple questions and if you want…

Q: 1. Consider a medicine ball with mass 2kg and initial velocity of 1.2 m/s. During 1.5s a force of…

A: Given, Mass of medicine ball(m)= 2kg Initial velocity of ball (u)= 1.2 m/s. 12 N force act on ball…

Q: Inelastic 4. A ball of mass 25 g traveling at 12 m/s bounces INelastically into a 2nd ball of mass…

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Q: 1. Calculate the momentum ?elephant of a 2020 kg elephant charging a hunter at a speed of 7.49 m/s.…

A: 1. Given data The mass of the elephant is given as me = 2020 kg. The velocity of the elephant is…

Q: 1. A.15 kg baseball traveling at 100 mph along the x- axis is struck by a bat, causing it to reverse…

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Q: A baseball (m=0.145kg) moving with an initial velocity of 15m/s to the right is struck by a bat and…

A: Linear momentum of an object of mass 'm' moving with velocity 'v' is given as-          p→=mv→…

Q: You are riding in a car that crashes into a solid wall.  The car comes to a complete stop without…

A: Mass of car= 1500kg  Velocity = 30 m/s

Q: conservation of momentum and collision forces problem

A: Final momentum of car 1 after collision is,

Q: Before Collision 2m/s 4m/s 2kg 10kg After Collision 1m/s 1m/s 2kg 10kg

A: first mass = 10 kg second mass = 2 kg initial velocity of first mass = 2 m/sinitial velocity of…

Q: A 8000 kg truck travelling at 4 m/s east collides with 2000 kg car moving at 16 m/s in direction 300…

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Q: = 70.0 kg is skating at v, = 50.0 kg, who 6.4 Glancing %3D 29. GP A man of mass m, 8.00 m/s behind…

A: The following data has been given: Mass of the man, m1 = 70 kg  The velocity of the man, v1 = 8 m/s…

Q: *Problem 3: A 1000 kg car travelling at 60 mph (26.84) impacts a brick wall. The car comes to a stop…

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Q: A lump of clay (m = 3.00 kg) is thrown towards a wall at speed v = 3.00 m/s.  The lump sticks to the…

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Q: Situation: A.71-kg billiard ball moving at 2.5m / s in the x-direction strikes a stationary ball of…

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Q: A professional boxer hits his opponent with a 1000-N horizontal blow that lasts for 0.150 s. (a)…

A: Here  Impulse=change in momentam=Ft Given  F=1000N            t=0.15 sec            M=105Kg…

Q: 5. A 2 kg object has the velocity graph shown. Show all your work! a. What is the object's initial…

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Q: Q7. A 1000 kg car is traveling east at 15 m/s and is hit from behind and receives a forward impulse…

A: Given: The mass of the car is 1000 kg. The velocity of the car is 15 m/s. The impulse received by…

Q: Two carts mounted on an air track are moving toward one another. Cart 1 has a speed of 0.9 m/s and a…

A: Given: The mass of the cart-1 is 0.53 kg. The mass of the cart-2 is 0.63 m/s The speed of the cart-2…

Q: Problem 2: A 50 gram ball 1s thrown against a wall at 5 m/s. A The ball hits the wall and then…

A: Consider the ball is thrown to the right (positive) or moving towards is positive  and rebounds to…

Q: II. Same lump is thrown towards the same wall, but this time it bounces off the wall at speed of…

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Q: 1. Determine the momentum of a a. 60-kg halfback moving eastward at 9 m/s. b. 1000-kg car moving…

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Q: A 0.150-kg baseball traveling in a horizontal direction with a speed of 19.0 m/s hits a bat and is…

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Q: A bullet of mass, m= 8x10³ kg moving horizontally with a speed vo strikes a wood block of mass 0.4…

A: According to conservation of momentum  Momentum before collision =monument after collision

Q: 02a. Over a period of 2.61 seconds, a 54 kg shopping cart is pushed with 302 N of force. Calculate…

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Q: nces off the wall at speed of 2.00 m/s. (a) What kind of collision is it?  Is momentum conserved…

A: Given:- m=3 kg v=3 m/s  and it bounces off the wall at speed of 2.0 m/s  Find:- (a) What kind of…

Q: Two ice skaters, Megan and Jason, push off from each other on frictionless ice. Jason’s mass is…

A: Consider the Megan’s mass be m, therefore, the Jason’s mass is 2m. When either of them pushes the…

Q: I. A lump of clay (m = 3.00 kg) is thrown towards a wall at speed v = 3.00 m/s. The lump sticks to…

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Q: caps lock A b. What is the total final momentum? Why? S c. What is her velocity after throwing the…

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Q: *Problem 3: A 1000 kg car travelling at 60 mph (26.84) impacts a brick wall. The car comes to a stop…

A: Given : m = 1000 kg ∆v = 60 mph = 26.8 m/s ∆t = 15 ms = 15 x 10-3 s

Q: E4.A force of 240.0 N acts on a ball for 0.125 s. If the ball is initially at rest: (a) What is the…

A: Since you are posted more than one question, we will answer the first question. If any specific…

Q: 4. A 0.110 kg tennis ball is approaching a tennis player at 23 m when she hits the ball with her…

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Q: 3) Two carts mounted on an air track are moving toward one another. Cart 1 has a speed of 2.70 m/s…

A: Given, Mass of cart 1 m1=0.47 kg speed of cart 1 v1 = 2.7 m/s Mass of cart 2 m2= 0.66 kg  Let speed…

Q: 7. A 1.000 kg particle moves at a speed of 0.500 m/s, as shown in Figure 2a. It collides with a…

A: Given values: Mass, m1=1000 kg Mass, m2=2000 kg Initial velocity of m1,u1=0.500 m/s Initial velocity…

Q: 3. A 95 kg basketball player jumped in the air to secure a rebound. When the basketball player…

A: Given : mass of basketball player, m = 95 kg Force from ground, F = 1792 N Time of contact with…

Q: Jumping up before the elevator hits. After the cable snaps and the safety system fails, an elevator…

A: a  impulse =change in momentum  J=∆P  J=m(vf-vi)vi=0, relative velocity right before the elevator…

Q: TWO-PART QUESTION  PART ONE: A 12000 kg tank moving at 8 m/s is brought to a halt in 1.5 s by a…

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