What net external force is exerted on a 1100-kg artillery shell fired from a battleship if the shell is accelerated at 2.40×104 m/s2? What is the magnitude of the force exerted on the ship by the artillery shell?

Q: 103. ssm A 1380-kg car is moving due east with an initial speed of 27.0 m/s. After 8.00 s the car…

A: The deceleration of the car is given by,

Q: Melissa was putting on her makeup when she accidentally ran into a stopped car at a red light, 11.01…

A: Using kinematic equations and force relations to solve the problem

Q: A 2.8 kg ball strikes a wall with a velocity of 6.7 m/s to the left. The ball bounces off with a…

A:

Q: A person slaps her leg with her hand, bringing her hand to rest in 260 ms from an initial speed of…

A:

Q: A baseball of mass m and initial speed U strikes a catcher's mitt. If the mitt moves a distance Ax…

A: We have to find the average force exerted on the ball. We are aware that the basketball has a mass…

Q: -kg Dail rebounds upward, reaching between Dail and ground lasted 2.4 ms, what average force was…

A:

Q: A baseball catcher is performing a stunt for a television commercial. He will catch a baseball (mass…

A:

Q: A barefoot field-goal kicker imparts a speed of 44 m/s to a football initially at rest. If the…

A:

Q: A swimmer has just jumped off a diving board. The swimmer has a mass of m = 56.4 kg and jumps off a…

A:

Q: A 53.8-kg skater is standing at rest in front of a wall. By pushing against the wall she propels…

A:

Q: A 9 kg asteroid is traveling through space at 2.5 m/s toward a spaceship. To avoid a collision, an…

A:

Q: A stone of mass m = 1.55 kg is dropped from a height of h = 3.9 m into a pool of water. At a time of…

A: Mass of stone (m) = 1.55 kg Initial height (h) = 3.9 m t = 1.9 s

Q: While playing basketball in PE class, a student lost her balance after making a lay-up and collided…

A:

Q: In a ballistics test, a 28-g bullet pierces a sand bag that is 30 cm thick. If the initial bullet…

A: Solution: Determine the change in kinetic energy of the bullet while it travelled through the bag.…

Q: The front 1.20 m of a 1600 kg car is designed as a "crumple zone" that collapses to absorb the shock…

A: Let the initial velocity of the car be  u, the distance traveled by the car before coming to rest be…

Q: A barefoot field-goal kicker imparts a speed of 34 m/s to a football initially at rest. If the…

A:

Q: a 3kg object is initally moving northward at 15m/s. then a force of 15N, towards the east, acts on…

A: Given mass of the object m = 3 kg Intial velocity of the object = 15 m/s (northwards) Force acting…

Q: A .22 rifle bullet, traveling at 300m/s strikes a large tree, which it penetrates to a depth of 10…

A: Velocity=300m/s Mass of bullet=2g

Q: A 1.5-kg physics textbook is initially at rest on a steel table. The textbook is then pushed with a…

A:

Q: A bullet is accelerated down the barrel of a gun by hot gases produced in the combustion of gun…

A: Consider the initial speed of the bullet be vi, the final speed of the bullet be vf, the mass of the…

Q: Problem 14: A particle of mass 1.39 kg begins at rest and is then subject to a force in the positive…

A:

Q: A 80.0 kg diver falls from rest into a swimming pool from a height of 5.50 m. It takes 1.84 s for…

A: Mass of diver (M) = 80kg  Height of diver from pool = 5.50 m  Time taken by diver to stop inside…

Q: A tennis ball is flying east towards the wall with a speed of 32.5 m/s. After bounced against the…

A:

Q: A tennis ball is flying east towards the wall with a speed of 41.3 m/s. After bounced against the…

A:

Q: A baseball catcher is performing a stunt for a television commercial. He will catch a baseball (mass…

A: It is given that,

Q: ni/h) by the pitcher. If the mass of the ball is 0.15 kg and if the catche noves his mitt backward…

A: The average force is the force exerted by some object moving at some defined rate of speed i.e.…

Q: For sport, a 12.0 kg armadillo runs onto a large pond of level, frictionless ice with an initial…

A:

Q: 1. A tennis pro serves a tennis ball at a speed of 190 km/hr. a) Assuming that the tennis racquet…

A: Given:…

Q: A 2.4 kg ball strikes a wall with a velocity of7.1 m/s to the left. The ball bounces off witha…

A: Given : velocity of ball before striking, u = - 7.1 m/s ( assuming left side as negative x axis)…

Q: An object of mass m1=2kg is on a ramp of incline angle0=30 degrees and is attached via a rope to…

A:

Q: Three 0.300-kg billiard balls are placed on a table at the corners of a right triangle as shown in…

A:

Q: The front 1.20 m of a 1,200-kg car is designed as a "crumple zone" that collapses to absorb the…

A:

Q: What net external force is exerted on a 1400-kg artillery shell fired from a battleship if the shell…

A:

Q: About 80 g of blood is pumped from the heart during each heartbeat. The blood starts at rest and has…

A: Given:-  mass of blood =80 g=0.08 kg  initial velocity of blood (u)=0  final velocity of blood is…

Q: A 2180-kg car is slowed down uniformly from 24.6 m/s to 5.2 m/s in 3.83 s. (a)What is the magnitude…

A: Solution attached in the photo

Q: A bullet has a mass of 2.7 g and a muzzle velocity of 1150 ft/s. If fired horizontally, it can…

A: Solution: Given that m = 2.7 g = 2.7 x 10-3 kg v = 1150 ft/s = 350.52 m/s thickness, t = 0.8 inch =…

Q: Consider a tennis ball of mass 0.040 kg making contact with a racquet at 23.7 m/s for 1.30 ms. If…

A:

Q: Question 5: A ball of mass m collides with a wall with initial velocity –voj (and then it rebounds).…

A: Impulse Momentum Theorem According to the impulse-momentum theorem, the change in momentum of a body…

Q: A rifle bullet with a mass of 5 g traveling toward the right at 206 m/s strikes a large bag of sand…

A:

Q: The high-speed winds around a tornado can drive projectiles into trees, building walls, and even…

A: We have to determine the force of branch on the toothpick We are aware that the toothpick is being…

Q: A manufacturing company is testing which material to enclose its packages with when dropping…

A: Impulse is change in momentum. So it can be found out by difference in final and initial momentum.

Q: A 54.9-kg skater is standing at rest in front of a wall. By pushing against the wall she propels…

A: The Impulse is defined as the product of force and the time for which it is applied. This…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”