A baseball is pitched very fast. Another baseball of equal mass is pitched very slowly. Which of the following statements is correct & justify. (a) The fast-moving baseball is harder to stop because it has more momentum. (b) The slow-moving baseball is easier to stop because it has more momentum. (c) The fast-moving baseball is easier to stop because it has more momentum. (d) The slow-moving baseball harder to stop because it has more momentum

Q: A baseball ball has a mass of 0.142kg. The ball was dropped from a distance of one meter above the…

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

Q: A 78.0-kg fullback running east with a speed of 5.10 m/s is tackled by a 82.0-kg opponent running…

A: Given, mass of fullback runner = 78.0 kg speed of fullback runner = 5.10 m/s east mass of opponent…

Q: Talking about before and after two objects collision, which statement is correct? O the kinetic…

A: According to law of conservation of momentum in any collision always the momentum is conserved

Q: On a frictionless canvas a 5.5 kg block can slide along the x-axis and is subjected to a force of 80…

A:

Q: A 0.145- kg baseball with an initial speed of 23 m/s rebounds with a speed of 36 m/s after being…

A:

Q: A driver applies the brakes and reduces the speed of her car by 20%, without changing the direction…

A: Given  The speed of the car is reduced by 20 %

Q: How is an elastic collision different from an inelastic collision if momentum is conserved in both?…

A: The momentum is conserved in elastic as well as in inelastic collisions.

Q: 6.5 A 10 000 kg train carriage (carriage A) is rolling along a level track in the positive…

A:

Q: is the following statement true? If not, why? Within the system, both the momentum and kinetic…

A: Elastic collision:- The collision in which energy and momentum of the system are conserved. For…

Q: A circular lid of mass M=0.50kg is held suspended against gravity by tennis balls of mass m=52g…

A: We are given mass of lid. We first find the weight of lid. This is the amount of upward force acting…

Q: A 2000Kg car moving at 30m/s hits a 1500 Kg car moving at 12m/s going in the same direction. The two…

A: The road is icy so there is no friction force on the system of both car. Forces between both cars…

Q: Must the total energy of a system be conserved whenever its momentum is conserved? Explain why or…

A: Given: momentum and energy

Q: Betty (65 kg) and Zoe (57 kg) are fishing on opposite sides of a 4.0 m long raft (20 kg) when they…

A: Mass of the persons are m1 = 57 kg , m3 = 65 kg mass of the raft, m2 = 20 kg

Q: Write an anlysis about the following datas for both elastic and perfectly inelastic collisions

A: Given :

Q: On a snow covered road, a car with mass 1.1 x 10^3 kg collides head on with a van having a mass of…

A:

Q: Two objects on ice moving at right angles to each other stick together at the origin and continue to…

A: Given data-  Two objects on ice moving at right angles to each other stick together at the origin…

Q: (d) Estimate the average power dissipated on superman chest from each of the bullet. (e) If superman…

A: Given Data: Each bullet of mass mb=2 g=2×10-3 kg No. of bullets, N=100 Bullet initial speed, ub=400…

Q: A man with a mass of m1 =75kg running at a speed of υ1 =7.2km/h catches up with a cart with a mass…

A:

Q: The freight cars A and B have a mass of 20,000kg and 15,000kg respectively. Determine the velocity…

A: Given Mass of the two cars are mA=20000 kg and mB=15000 kg Initial speed of car A is vA=3 m/s and…

Q: You want to estimate from how high if it is safe to jump onto a concrete floor. For this, you…

A: Given data: Jumping height from chair is, h=0.50 m. Position shift during landing at first time is,…

Q: A bullet of mass m = 10 g and speed vo = 540 m/s is fired at a stationary block of mass M= 200 g.…

A:

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: Two workers with equal mass m stand on a cart with mass 3m and try to achieve a maximum "backwards"…

A: Given that: Mass of A,B: mA=mB=m Mass of cart, mC=3m

Q: A large fish with mass 4.9 kg suddenly accelerates to a velocity 3.3 m/s to the right to gobble up a…

A: given that  mass of large fish =4.9 kg velocity =3.3 m/s mass of small fish = 0.4 kg velocity =0.8…

Q: A 18 kg canoe moving to the left at 12 m/s makes an elastic head-on collision with a 15 kg raft…

A: a) Using conservation of momentum, m1u1+m2u2=m1v1+m2v2v1=u1+m2m1u2-v2=-12 m/s+15 kg18 kg14 m/s--13.2…

Q: 2. You want to estimate from how high if it is safe to jump onto a concrete floor. For this, you…

A: stiff legs :mass = 60 kg d = 0.75 cm using conservation of energy to find the velocity of impact…

Q: A hungry 3.89 kg fish swimming at 2.43 m/s swallows a 1.25 kg fish that was swimming towards it at…

A:

Q: Lark Brandt won a world fastest smash competition in the early 2000s. His Ping pong Ball  achieved a…

A:

Q: A 65-kg ice hockey goalie, originally at rest, catches a 0.145-kg hockey puck slapped at him at a…

A: Mass of ice hockey goalie = 65 kg  mass of puck = 0.145 kginitial speed of puck = 35 m/sinitial…

Q: What types of collisions conserve total momentum of the system? O Inelastic Collisions O Both…

A: Condition for the total momentum to be conserved - Whenever there is no external force present in…

Q: Enter the % kinetic energy remaining for Collision 1 Enter the % kinetic energy remaining for…

A: We know that kinetic energy = 12mv2 , m is mass and v is velocity  For collision 1,Total kinetic…

Q: A car of mass m_auto = 1.20x10^3 kg travels west-east at a speed of 50.0 km/h, while a wagon of mass…

A:

Q: 1. Considering a glancing collision between a cue ball of mass m moving at initial velocity u and a…

A:

Q: oh railroad diesel engine coasting at 2.8 m/s runs into a stationary flat car. The diesel is four…

A: Given data: The mass of car is m= 1000 kg The mass of railroad diesel engine is M=4000 kg The…

Q: A car of mass 2900 kg collides with a truck of mass 4400 kg, and just after the collision the car…

A:

Q: A 2,800 kg truck jumps the median and clobbers a 940 kg station wagon in a head-on collision. You…

A:

Q: Two objects with different masses collide with and stick to each other. Compared to before the…

A: Letm1= mass of body Au1= initial velocity of body Am2= mass of body B-u2= initial velocity of body…

Q: Q1) A spring with a constant of k=100 N/m is attached to the back of a block with a mass of 2 kg…

A: Given: Mass, m1=1 kg m2=2 kg Speed,v1=6 m/s v2=3 m/s  Spring constant k =100 N/m (a) Hooke's Law:…

Q: "The fastest throw of a rugby ball was 48.0 mph (77.25 km/h) and was achieved by Joe Simpson (UK), a…

A: Given data, Speed of the rugby ball vr=77.25 kmph Mass of the rugby ball , mr=460 g=0.46 kg Mass of…