A body weighing 1 kg is lowered to the ground from a height of 1 m. Is the momentum in this case maintained? Explain. What is the ratio of the kinetic energy of the earth and the body in this case? By how much did the Earth move?

Q: can you answer both questions?

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Q: A 2080 kg truck traveling north at 40 km/h turns east and accelerates to 54 km/h. (a) What is the…

A: (a) The change in kinetic energy of the truck is, Substitute the values in equation (I).

Q: What is the amount of work done if the applied force applied to a 25-kg object is 250 N to move a…

A: "AS per our company guidelines we can answer only one question . Kindly repost the remaining…

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: The kinetic energy of an object is quadrupled. Its momentum will change by what factor?   zero…

A: In the given problem the kinetic energy of the object is quadrupled.   We have to find the change in…

Q: A 1000 kg car travels at a speed of 20 m/sec a.At what…

A: 2) Mass of car (m) = 1000 kg speed of car (u) = 20 m/s mass of truck (M) = 3000 kg

Q: A tiger is running in a straight line. If we double both the mass and speed of the tiger, the…

A:

Q: The forces shown in the force vs. time diagram in Figure P6.17 act on a 1.5-kg particle. Find (a)…

A: a) The impulse for the interval from t = 0 to t = 3.0 s impulse of force = Average force * Change in…

Q: compared to a sports car moving at 30 mph the same sports car moving at 60 mph has what? a) The same…

A:

Q: To impart the greatest momentum to an object, should you exert the largest force possible, extend…

A:

Q: A pitcher claims he can throw a 0.145-kg baseball with as much momentum as a 3.00-g bullet moving…

A: Given:  mass of pitcher, M = 0.145 kg  mass of bullet, m = 3 g  velocity of bullet, v = 1.5 x 103…

Q: Taking the density of air to be 1.29 kg/m^3, what is the magnitude of the linear momentum of a cubic…

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Q: A block with mass m is sliding with speed v0 on a surface that is so slippery it can be considered…

A: As per our guidelines, we are supposed to answer only first three subparts in case of multiple…

Q: An object can be travelling upward and slowing down; its momentum is southward? True or False

A: Momentum of any object is given by the product of the object's mass and the object's velocity.…

Q: What is the mass of a javelin that has 41kg of momentum if it is traveling at a velocity of 67.2m/s?…

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Q: A 2030 kg truck traveling north at 34 km/h turns east and accelerates to 60 km/h. (a) What is the…

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Q: A teen of mass m = 64 kg travels at a velocity vi = 1.55 m/s before jumping on a skateboard. After…

A: Part a:

Q: A 2500kg truck contains 130 cavans of rice, each with a mass of 50kg. It is moving at a speed of…

A: Let x canvans of rice removed  So by momentum conservation  [(130-x)50+2500]×9 = [(130)50+2500]×5…

Q: A 250 grams ball moving along the x – axis with speed of 50 m/s.  strikes a fence at 45o  angle and…

A: Given data: Mass of ball is,m=250 g=0.25 kg. Speed of ball is, v=50 m/s. Angle of striking of ball…

Q: Consider a head-on collision between a Vulcan spaceship and a Romulan spaceship. Explain why the…

A: In above question we tell mumentum of vulcan spaceship and romulan spaceship.

Q: If a sparrow weighs 18 grams and flies at a pace of 3.1 meters per second, how much momentum does it…

A: Answer: Given data, Mass of sparrow (m)=18 gm= 0.018 kg Speed of sparrow (v)=3.1 m/s

Q: The kinetic energy of an object is increased by a factor of 6, by what factor is the magnitude of…

A: Given, the kinetic energy of an object is increased by a factor 6we have to calculate by what factor…

Q: If a  Wrecking ball has a momentum of  [X=+0.025, y-0.125] Ns What is the formula being used to…

A:

Q: How can we verify the principle of conservation of momentum? Can we verify the law of conservation…

A: Principle of Conservation of momentum: A two or more bodies in an isolated system acting upon each…

Q: A 4.0kg block has a velocity of ( 2.0i – 4.0j) m/s. a. Find the x and y components of its momentum.…

A: Given: The mass of the block is 4.0 kg. The velocity of the block is 2.0i^-4.0j^ m/s. Introduction:…

Q: DOES AN OJECT AT REST HAVE MOMENTUM? WHY OR WHY NOT? * efe WHAT ASSUMPTIONS WILL YOU MAKE REGARDING…

A: Acceleration is vector quantity. When object change its direction then it's velocity gets changed…

Q: Taking the density of air to be 1.29 kg/m^3, what is the magnitude of the linear momentum of a cubic…

A:

Q: :) A toy rocket of mass 5 kg is launched upwards with sufficient speed to reach a maximum height of…

A: Given Maximum height reached = 25 m Mass of rocket = 5 kg  As per conservation of energy Kinetic…

Q: DOES AN OJECT AT REST HAVE MOMENTUM? WHY OR WHY NOT? * efe WHAT ASSUMPTIONS WILL YOU MAKE REGARDING…

A: Momentum, product of the mass of a particle and its velocity. Momentum is a vector quantity; i.e.,…

Q: A lighter and heavier box are at rest on a frictionless surface. The same force pushes on each box…

A: According to Newton's second law of motion, the rate of change of momentum is directly proportional…

Q: A 2030 kg truck traveling north at 34 km/h turns east and accelerates to 60 km/h. (a) What is the…

A:

Q: erleading competition, the 65.0 kg cheerleader is tossed vertically upward with a speed of 3.75 m/s.…

A: mass of cheerleader (m)=65kg  Speed with which cheerleader is (v)=3.75m/s  (a)change in momentum of…

Q: l with twice the speed, how much deeper will the nail be driven? EXPLAIN your ANSWER using the WE…

A: Given:- A moving hammer hits a nail and drives it into a wall. Find:- a) If the hammer hits the nail…

Q: Asteroid X, speeding at 100 m/s towards an equally massive but stationary asteroid Y, collides with…

A: Let mass of both the asteroids =m   Before collision; Velocity of Asteroid X (vx)=100 m/s  Velocity…

Q: what speed do a bicycle and its rider, with a combined mass of 110 kg, have the same momentum as a…

A: Mass of car "m2"= 1800 kg  Speed of car = "v2= 5.6 m/s . combination mass of bike and rider = m1=…

Q: Show that the kinetic energy of a particle of mass m is related to the magnitude of the momentum p…

A: We know that the kinetic energy of a particle of mass m, moving with velocity v is given by:…

Q: If the momentum of an object is doubled, its kinetic energy will change by what factor? two one-half…

A: let momentum = p kinetic energy = k using rekation between kinetic energy and momentum k = p2/2m

Q: Which of the following statements is/are true? I. When a ball is thrown upward in air, its momentum…

A: Let's briefly analyse each statement. I. We know that momentum is not conserved as gravity in…

Q: A 2200 kg truck traveling north at 33 km/h turns east and accelerates to 61 km/h. (a) What is the…

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Q: if a 2 kg object is moving with a velocity of 3.5 m/s to the north direction, how much is its…

A: The momentum of the object and kinetic energy of the object is 7kgm/s to north , 12.25 J ( option A…

Q: DOES AN OJECT AT REST HAVE MOMENTUM? WHY OR WHY NOT? * efe WHAT ASSUMPTIONS WILL YOU MAKE REGARDING…

A: What is implied by a negative value of acceleration

Q: direction of motion 400 m The standing 400 m time of a car was 10.0 s. Question 95 (2000 Question 1)…

A: Let , the distance traveled be denoted by 's' , the acceleration be denoted as 'a' , time be denoted…