If two cars meet head on and stick together, what determines the direction of the ensuing collision?

Q: The firing of a bullet by a rifle causes the rifle to recoil backwards. The speed of the rifle's…

A: As per the conservation of momentum, the initial momentum of the system will be equal to the final…

Q: An object's initial momentum is 300 kgm/s right. Ten seconds later its momentum is 1000 kg m/s left.…

A: Given data Initial momentum of an object is pi=300  kg.m/s right Final momentum of an object is…

Q: A 3 kg cart is connected to a 4 kg cart. Together, they are moving at 1.5 m/s to the left. They…

A: Given Mass of first cart (m1) = 3 KgMass of second cart (m2) = 4 KgInitial velocity of both carts is…

Q: A 5 kg object has a momentum of 15 kg•m/s. The object's speed is m/s.

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Q: The strong man will push the two initially stationary freight cars of equal mass apart before he…

A: The force acting in the system is an internal force. The momentum of the system must be conserved…

Q: Rank an automobile dashboard, seat belt, and air bag, each used alone in separate collisions from…

A: To find: Rank an automobile dashboard, seat belt, and air bag, each used alone in separate…

Q: Identify whether the following is an elastic or inelastic collision. 1. A nail being hit by a…

A: In elastic collision there should be no loss or transformation of kinetic energy into other form of…

Q: The change in momentum of an object is equal to the O impulse acting on it O force acting on it O…

A: The momentum of an object is the product of the object's mass and its velocity. The direction of the…

Q: Two bodies of equal mass m collide and stick together. The quantities that always have equal…

A: The change in momentum is having equal magnitude and oppositely directed.

Q: During a well-executed football tackle, one moving player grabs ahold of and pulls/tackles an…

A: When two or more bodies exert forces on each and momentum or kinetic energy is transferred from one…

Q: A 1500 kg car and a 4500 kg truck are traveling down the 210 freeway. The car and the truck have the…

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Q: Two identical carts traveling in opposite directions are shown just before they collide. The carts…

A:

Q: Total momentum will be conserved in a collision provided that: The collision occurs only in one…

A:

Q: Given a cannon of mass 600 kg which fires a cannonball of mass 20.0 kg. If the cannon recoils…

A: Given data *The mass of the cannon is m = 600 kg *The mass of the cannonball is M = 20.0 kg *Canon…

Q: Is it possible for a truck and a motorcycle to have the same momentum? Explain.

A: It is possible for a truck and a motorcycle to have the same momentum.

Q: - From a rifle of mass 4 kg, a bullet of mass 50 g is fired with an initial velocity of 35 m/s.…

A: Given that----- mass of rifle M = 4 kg. mass of bullet m = 50 g. initial velocity of bullet = 35…

Q: Momentum is not conserved in a collision. O True O False

A: Momentum is defined as the product of mass and velocity. p=mv Law of conservation of momentum:…

Q: A 100 kg man and 50 kg woman on the ice skates stands facing each other. If the woman pushes the man…

A: mass of man, M =100 kg  mass of woman, m = 50 kg  velocity of man, U = 1 m/s

Q: a slow collision does not cause damage for a bumper car since it has 1. collision avoidance 2.…

A: According to Newton's second law of motion, the rate of change of momentum of a body is equal to the…

Q: One billiard ball is shot east at 2.00 m/s. A second, identical billiard ball is shot west at 1.00…

A: a) The law of momentum conservation, The mass of both billiard balls are same, therefore,

Q: Two pucks move towards each other on a frictionless track at 2.0 m/s. After collision, puck B moves…

A: In all collision momentum remains conserved Momentum before collision = momentum after collision

Q: A hockey player applies an average force of 500 N to a 5.25 kg hockey puck for a time of 0.25…

A:

Q: A ball of 1-kg makes an elastic head-on collision with another ball of unknown mass that is…

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Q: A big truck, traveling toward the right at 30 mph, collides with a small car traveling toward the…

A:

Q: The change in momentum of a body due to a sudden force acting on the body is called

A: a) incorrect: torque: it is defined as rotational analogue of force. b)correct: impulse is change in…

Q: (T/F) The velocity change of two separate objects involved in a collision will always be equal. True…

A: This statement is true only in case of elastic collision. Loss in velocity of one object is equal to…

Q: The product of the average force with the time interval of the collision.

A: Let the average force = F Let the time = t

Q: Ball 1 of mass 0.12 kg makes an elastic head-on collision with ball 2 of unknown mass that is…

A: Given, Mass of ball 1, m1=0.12 kg Let the velocity of ball 1 before the collision =vi Therefore the…

Q: A karate expert executes a swift blow and splits a cement block with her bare hand. A) a. The forces…

A: All of the above options are correct i.e. option (D) is correct answer.

Q: Which one of the following objects has the greatest amount of momentum? O The stop sign that warns…

A: Momentum can be defined as "mass in motion." Momentum(p)= mass(m) x velocity(v)

Q: What impulse occurs when an average force of 10 N is exerted on a cart for 2.5 s?

A: The equation for the impulse is given by,

Q: If a 20,000 kg railcar collides with a second identical car at rest, the resuting speed of the two…

A: The given problem is from the topic of collisions. The principle underlying concept is the Law of…

Q: Which material is likely to experience a highly inelastic collision? a steel ball on a steel plate a…

A: To identify : The material which experiences highly inelastic collision

Q: If a Mack truck and a MiniCooper have a head-on collision, which vehicle will experience the greater…

A: Both vehicles will experience the same force of impact according to the Newton’s third law of…

Q: Which object has the greatest momentum?

A: The momentum = mass× velocity

Q: Impulse is equal to: 1. The average force multiplied by the time interval for which it acts on an…

A: solution

Q: A 100 kg man and 50 kg woman on ice skates stand facing each other. If the woman pushes the man…

A: Given data: The mass of man, mM=100 kg. The mass off woman, mW=50 kg. The final speed of man, vM=1…

Q: A bullet of mass 10 g is fired at a velocity of 300 m/s. The recoil velocity of gun of mass 3.5 kg…

A:

Q: If we wish to reduce the damage caused in a collision, we should try to: increase the collision time…

A: The answer is given by

Q: of a 1000 kg car with a momentum of 1.25 x 104

A: Momentum:-    We know that the momentum of the object is defined as the product of the mass and the…

Q: Two cars are driving down the street. The Toyota car traveling straight north has a momentum of…

A: The total momentum before and after the collision remains conserved . take momentum in north as…

Q: A type of collision where there is a loss of kinetic energy. O Inelastic collision O Elastic…

A: collisions are classified as two types 1- Elastic collision 2-Inelastic collision in case of elastic…

Q: Which ball in the table has the greatest momentum? O Ball A O Ball B O Ball C О Ball D

A:

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?”