A car has the same kinetic energy when it is traveling south at 30 m/s as when it is traveling northwest at 30 m/s. Is the momentum of the car the same in both cases? Explain.

Q: Two carts on a frictionless track are traveling directly toward each other. The first cart has mass…

A: Given data: The mass of first cart is m1. The mass of second cart is m2=12m1. The velocity of first…

Q: Railroad car A of mass 360.0 kg moving with a velocity VA collides and sticks with another railroad…

A: mass of car A = 360 kg initial velocity of A = VAmass of car B = 220 kg initial velocity of car B =…

Q: A 1500 kg car travels at 30 m/s and then quickly stops in 4.2 s to avoid an obstacle. What is the…

A: The initial momentum of the car is given by, pi=mvi Here, m is the mass of the car and vi is the…

Q: Two carts move simultaneously to opposite direction as in an explosion along a horizontal surface.…

A: Given data: Considering the velocity along right side is positive and that of left side is negative.…

Q: Sidney, a football player with a mass of 98.9 kg and moving with a velocity of +6.03 m/s runs into a…

A:

Q: A closed system consists of 2 objects. Object A has a momentum of 57kgm/s North and object B has a…

A: Let the north direction is taken as positive and south direction as negative. Write the momentum…

Q: A 3kg object travels with a velocity 4 m/s to the east. It then changes direction and moves 3 m/s to…

A:

Q: A pitcher claims he can throw a 0.144-kg baseball with as much momentum as a 2.12-g bullet moving…

A: Expression for momentum -  Momentum (P) = Mass(M)×velocity(v) If momentum is same according to…

Q: A 520 kg cannon fires a 5.6 kg cannon ball horizontally.  The recoil speed of the cannon at the…

A: According to law of conservation of momentum, the sum of momentum of cannon and cannon ball before…

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: 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: An object slides along Earth’s surface and slows down because of friction. If both the object and…

A: Fricitional force is internal force which does not change total momentum as only external forces…

Q: A class F model rocket engine can provide an impulse between 40-80 N-s. A student attaches a class F…

A:

Q: Two carts mounted on an air track are moving toward one another. Cart 1 has a speed of 1.1 m/s and a…

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 pitcher claims he can throw a 0.141-kg baseball with as much momentum as a 2.96-g bullet moving…

A: pball=pbulletmballvball=mbulletvbullet       vball=mbulletvbulletmball             =2.96 g10-3…

Q: A pitcher claims he can throw a 0.144-kg baseball with as much momentum as a 2.54-g bullet moving…

A: Write the given values with suitable variables. m1=0.144 kgm2=2.54 g=2.54×10-3 kgu2=1.5×103 m/s…

Q: Before a collision, Object A has a momentum of 15 kg*m/s and Object B has a momentum of 22 kg*m/s.…

A:

Q: Two carts are on an essentially frictionless track. One cart has a mass of 0.5 kg and the other has…

A: a) Determine the momentum before the collision. Determine the momentum after the collision.

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: Which of the following is a unit of linear momentum? A. kgm/s/s B. kgm.m/s/s C. kgm D. kgm/s

A: Answering first question: Linear momentum is the vector quantity and defined as the product of the…

Q: Ferns spread spores instead of seeds, and some ferns eject the spores at surprisingly high speeds.…

A: Given data: The change in speed is, Δv= 4.5 m/s The time is, t= 1.0 ms The mass is, m= 1.4 µg   Step…

Q: Consider the two pucks shown in the figure. As they move towards each other, the momentum of each…

A:

Q: A 10 gram rubber ball and a 10 gram clay ball are each thrown at a wall with equal speeds.The rubber…

A:

Q: An 832.57kg car moving at 65.4 km/h comes to a stop in 3.2s. a. Compute for the initial momentum…

A: Given : m = 832.57 kg vi = 65.4 km/h = 18.17 m/s vf = 0 (because finally the car stops) dt = 3.2 s

Q: A 1.000 kg particle moves at a speed of 0.500 m/s, as shown in Figure 2a. It collides with a 2,000…

A: Apologies. We only answer one question at a time. we will answer the first one as the exact others…

Q: A 0.330-kg volleyball is thrown vertically downward with a speed of 0.150 m/s in a place where g =…

A:

Q: A 145 g baseball flying towards home plate with a speed of 42.5 m/s (~95 mph) is struck by a 1.14 kg…

A:

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: An average force of 250N acts for a time interval of 0.04s on a golf ball (mass 50g) a. What is the…

A:

Q: The cars are equipped with a coupling arrangement similar to the one on railroad cars. Car #1…

A:

Q: A coconut with a firework in it is sitting still and then explodes into three pieces. The first…

A: For solving such questions, always remember the most basic concept of the conservation of linear…

Q: A pitcher claims he can throw a 0.143-kg baseball with as much momentum as a 3.34-g bullet moving…

A: The product of mass and velocity is defined as linear momentum. To solve the given question at first…

Q: Hypervelocity bullet used in 0.22 long rifle usually weigh around 2.1 g and can have a speed of 550…

A: Given data: The mass of the bullet is m1=2.1 g. The speed of the bullet is V1=550 m/s. The mass of…

Q: Four billiards balls, each of mass 0.5 kg, all are travelling in the same direction on a billiard…

A: The linear momentum of a system is simply the sum of the linear momentum of the constituent parts.…

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 is the momentum of a garbage truck that is 11500 kg and is moving at 10.0 m/s? momentum: 115000…

A: Mass of the truck is m = 11500 kg Speed of the truck is v = 10.0 m/s Momentum is given by, p = mv…

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: Momentum

A:

Q: A body weighing 1 kg is lowered to the ground from a height of 1 m. Is the momentum in this case…

A: Recall If external force on a system of masses is zero then momentam is conserved and displacement…

Q: A 0.30 kg softball has a velocity of 15 m/s at an angle of 35 degrees below the horizontal just…

A: Mass of the softball, Initial velocity of the ball, The angle,

Q: In which case is the momentum change of a baseball largest, (a) a pitch caught by a catcher, (b) a…

A: Change in momentum is given by  Δp=pf-pi Final momentum - initial momentum  ΔP=mVf-Vi

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…