two cars moving at the same speed have a head on collision. if car A is 1600kg and car B is 800 kg, which has the great acceleration: car A or car B?

Q: A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is…

A: According to the Newton’s second law, F=maa=Fm=4.3×105 N3.56×105 kg=1.208 m/s2

Q: 2.0 m/s 250 kg 200 kg 15 m Several students are riding in bumper cars at an amusement park, The…

A: A) first, how long does it take for car A to reach 5m/svf = Vi + at5m/s = 2m/s + 1.5m/s2(t)t =…

Q: A boy shoots his pellet gun at a piece of cheese that sits, keeping cool for dinner guests, on a…

A: Muzzle velocity = 64 m/sec   Velocity of bullet just before hitting the cheese = 64 m/sec   Momentum…

Q: What is the velocity of a 1-kg cart, initially at rest, after a head-on elastic collision with a…

A: Mass of lighter cart = m1 = 1 kg Mass of heavier cart = m2 = 2 kg Initial velocity lighter of cart =…

Q: Determine the unknown velocity value. Assume that the collisions occur in an isolated system.

A:

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: What is the momentum of a 15-g sparrow flying with an initial speed of 12 m/s to the east? If the…

A: Momentum of an object is given by the equation p=mvm is the massv is the velocity Momentum is a…

Q: Perfectly Inelastic Collision BEFORE AFTER m1=1300 kg m2=1900 kg m1=1300 kg m2=1900 kg V1=24 m/s…

A: Given data:  The masses of the objects  m1 = 1300 kg and m2 = 1900 kg Initial velocities  V1 = 24…

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

A: Given, Mass of man (M) = 100kg            Mass of woman (m) = 50 kg initially both man and woman are…

Q: A golf ball traveling 3.0 m/s to the right collides in a head-on collision with a stationary bowling…

A:

Q: "A golf ball traveling 3.0 m/s to the right collides in a head-on collision with a stationary…

A: In all collision momentum conserved.

Q: A thin block of soft wood with a mass of 0.0840 kg rests on a horizontal frictionless surface. A…

A:

Q: makeS a head-on elastic collision with a second ball (which is at rest) and speed equal to…

A:

Q: A dog weighing 36 kg, is standing on a flatboat so that he is 23 m from shore. He walks 16 m on the…

A: It is given that,

Q: Rank these automobiles based on the magnitude of their momentum before the brakes are applied, from…

A: The impulse be defined as, I=mv

Q: how fast does Charlie Brown need to go in order to give a 0.25 KG football a momentum of 5kg•m/s?

A:

Q: A 5.0 kg rifle recoils with a speed of 8.0 m/s when a bullet with a mass of 64 g is fired. The…

A: Given:Mass,m1=5kgspeed,v1=8m/sMass of bullet,m2=64×10-3 kgFind the Muzzle speed,v2Now,From…

Q: A 50-kg swimmer dives horizontally off a 450-kg raft. If the diver's speed immediately after leaving…

A: Given value--- mass of swimmer = 50 kg. mass of raft = 450 kg. speed of swimmer = 3 m/s. We have…

Q: A hungry 4.66 kg fish swimming at 2.66 m/s swallows a 0.51 kg fish that was swimming towards it at…

A: Given that Mass of hungry fish m1 = 4.66 kg Initial velocity of hungry fish u1 = 2.66 m/s Mass of…

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

A: Given: The mass of man is m=100 kg. The mass of woman is m'=50 kg. The speed of man is v=2 m/s.…

Q: 1) Two freight trains have a completely inelastic collision at a track crossing. Engine 1 has a mass…

A:

Q: A 2000-kg railway freight car coasts at 4.4 m/s underneath a grain terminal, which dumps grain…

A: Given: A 2000-kg railway freight car coasts at 4.4 m/s underneath a grain terminal, which dumps…

Q: A 65.0 kg  diver, dives horizontally off a 375 kg raft initially at rest. If the diver's speed…

A:

Q: A ball of 0.4 kg mass and a speed of 3 m/s has a head-on, elastic collision with another 0.4 kg mass…

A:

Q: A 2 kg mass moving to the right makes an elastic head-on collision with a 4 kg mass moving to the…

A: Let the direction along right be positive  And the direction along left be negative M1 = 2 kg  M2 =…

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: 2) A 82 gram bullet is fired from a small caliber pistol. The bullet travels 925 m/s and strikes a…

A: Given data: Mass of the bullet mb=82grams =0.082kg Mass of the wooden block mw=2.5kg Velocity of the…

Q: A man sees a 38.9 Kg cart about to bump into a wall of 1.3 m/s. If the cart is 0.124 m from the wall…

A: Given data The mass of the cart is m = 38.9 kg The initial velocity of the cart is u = 1.3 m/s The…

Q: Two ice skaters, initially at rest, push each other so that they move in opposite directions. One…

A:

Q: A hungry 5.37 kg fish swimming at 1.86 m/s swallows a 0.96 kg fish that was swimming towards it at…

A:

Q: Two ice skaters stand facing each other at rest on a frozen pond. They push off against one another…

A: Since initially, both the skaters are at rest. Therefore their initial velocities= v= 0 m/s Since…

Q: on the glassy ice, a 70 kg skater sits. He propels himself forward by shooting a 3 kg ball…

A: The momentum of an object is defined as the product of it's mass and the velocity of the object ,…

Q: If an 18-wheeler truck has a momentum of 15,000 kg m/s , and it is moving down the highway at 2 m/s,…

A: p=mv p=momentum=15000 kg m/s v=2 m/s

Q: Inelastic Collision BEFORE AFTER m1=1400 kg m2=1000 kg m1=1400 kg m2=1000 kg V1=14 m/s v2=20 m/s…

A:

Q: What is the acceleration of a 5000-kg rocket taking off from the Moon, where the acceleration due to…

A: Impulse-momentum relation is,

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

A: According to the conservation of momentum, mmvm+mwvw=0

Q: Two ice skaters stand facing each other at rest on a frozen pond. They push off against one another…

A:

Q: A big fish of mass 15 kg moving to the right at 4 m/s swallows a little fish mass of 3 kg moving…

A: The mass of little fish is m = 3 kg. The mass of the big fish is M = 15 kg. The initial velocity of…

Q: If a ball of mass 35 g travelling at 600 m/s hits a block of mass 6 kg at rest and embeds in the…

A: Given Data: The mass of a ball is, mball=35 g The velocity of a ball is, vball=600 m/s The mass of a…

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

A: Given       Mass of man m = 100kg       Woman mass mw= 50 kg       Final speed man vM= 2 m/sAsked…

Q: Determine the unknown velocity value. Assume that the collisions occur in an isolated system.

A:

Q: A bullet of mass 0.01 kg is fired horizontally into a block of wood of mass 2 kg. The wood is…

A: It is given that, m=0.01 kgM=2 kgh=0.1 m

Q: BEFORE COLLISION AFTER COLLISION 5.00 m/s At rest 2.00 m/s 3.75 m/s A B A B ma = 100 kg mg = 80 kg

A: Initial momentum of a mass A and a mass B before the collision can be given as, Final momentum of a…

Q: A 5-lb and a 10-lb ball have speeds of 10 ft/s and -14 ft/s, respectively, as they approach each…

A:

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

A: The average force, F=10 N   The time, t=2.5 s

Q: After falling from rest from a height of 31 m, a 0.60-kg ball rebounds upward, reaching a height of…

A: Assume that the velocity in downward direction is negative and in upward direction is positive.…

Q: A machine gun fires 10 bullets/s, each of mass 10g, the speed to each bullet is 20 cms, then force…

A: