In which of the following collisions would you expect the kinetic energy to be conserved?   A. A bullet passes through a block of wood.B. Two bull elk charge each other and lock horns.C. Two asteroids collide by a glancing blow, but do not actually hit each other, their only interaction being through gravity.D. Two cars with springlike bumpers collide at fairly low speeds.

Q: 3) A 2-kg ball is thrown straight down at 2 m/s from a height of 2 m and eventually hits a 3-kg ball…

A: Mass of first ball (m) = 2 kg Initial velocity of first ball (u) = 2 m/s downwards Height of first…

Q: 6. Two objects of masses m₁= 1.5 kg and m₂-3.5 kg undergo a one-dimensional head-on collision as…

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Q: A pellet gun fires ten 2.0 g pellets per second with a speed of 500 m/s.The pellets are stopped by a…

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Q: * (4) A billiard ball moving at 10m/s along the +ve x - axis collides elastically ball at rest. The…

A: As per our guidelines, I can solve only the first question.  Hence as per the first question,  the…

Q: A package of mass 17.65 kg is released from rest at a warehouse loading dock and slides down a 3.62…

A: Given that :m1=17.65 kgm2=33.21 kgh=3.62 mu2=0 m/s wherem1 is the mass of the package at the topm2…

Q: Two friends, Albert and Newton, are playing bubble soccer. In bubble soccer, you ru around inside a…

A: Write the given data. m1=80 kgm2=176 kgv1i=1.2 m/sEv2i=2 m/sWv1f=3.2 m/sW

Q: A 1000-kg whale swims horizontally to the right at a speed of 6.0 m/s. It suddenly collides directly…

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Q: (II) A 0.280-kg croquet ball makes an elastic head-on collision with a second ball initially at…

A: a) The velocity will be given,

Q: A 85 kg fullback moving east with a speed of 7.0 m/s is tackled by a 95 kg opponent running north at…

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Q: 3) Ice Hockey: A 90 kg ice hockey player travelling with a velocity of 7.0 m/s collides head-on with…

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Q: You are riding in a car that crashes into a solid wall. The car comes to a complete stop without…

A: Impulse = Chnage in motion V = 0, μ = 30 m/sFor car I = m & V              = 1500 (V-μ)…

Q: A 100-kg object is moving to the right with a speed of 25 m/s collides with a 200-kg object moving…

A: mass of first object (m) = 100 kg Initial velocity of first object (u) = 25 m/s (rightwards) mass of…

Q: Two balls with masses 3 kg and 2 kg move toward each other, collide head-on, and stick together…

A: Given data- Ball-1 mass m1=3 kg, v1=5 m/s, right direction Ball-2 mass m2=2 kg, v2=10 m/s, left…

Q: 5. A billiard ball rolling across a table at 1.50 m/s makes a head-on elastic collision with an…

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Q: A 41.0 gg marble moving at 2.30 m/sm/s strikes a 29.0 gg marble at rest. Note that the collision is…

A: We have to use conservation of momentum for this solution. Common velocity of both the masses after…

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

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Q: Physics: Unit: Momentum and collisions A truck of mass 1.3 x 104 kg, travelling at 9.0 x 101 km/h,…

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Q: A 5 kg block slides across a flat frictionless surface at a speed of 2m/s. It collides with a 3 kg…

A: Given data:  m1 = 5 kg, V1 = 2 m/s m2 = 3 kg, V2 = 0 m/s Required: The final speed just after blocks…

Q: Problem 3) rest. After collision, the skaters move in the same direction at different speeds (or…

A: Determine the total momentum before collision. Determine the total momentum after collision.

Q: * (4) A billiard ball moving at 10m/s along the +ve x - axis collides elastically with a second…

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Q: Alyssa having a mass 55.12 kg is resting on a frictionless horizontal surface. She was hit by a…

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Q: 1.Two shuffle board disks of equal mass, one orange and the other yellow are involved in an elastic,…

A: Momentum is defined as the product of the mass and the velocity of the object. Acceleration is…

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Q: Godzilla is fighting Mothra in Tokyo. Godzilla climbs a tall building and, while standing on the top…

A: The conservation of momentum, the initial momentum of the Mothra and the Godzilla will be,

Q: A billiard ball is moving in the x-direction at 30.0 cm/s and strikes another billiard ball moving…

A: Determine the kinetic energy before the collision.

Q: Problem 4: During a snowball fight two balls with respective masses of 1.6 and 0.4 kg are thrown in…

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Q: Hi there! I need some help! I am really confused. I do not know how to solve this! A block of mass…

A: Given: The mass of the first block is m = 4.4 kg and the initial speed is 9.2 m/s. The final speed…

Q: A 17.8 kg sled is sitting at rest on level ice, and this sled is hit by another sled that is twice…

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Q: An 800-kg car traveling east at 25.0 m/s collides with a 1200-kg truck traveling west at 10.0 m/s.…

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Q: A 0.50 Kg ball with a speed of 12 hits a wall and bounces back with only 0.75 of the original speed.…

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Q: Please help me with all the parts, and double and triple check your answers, previous tutors got it…

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Q: A 1000-kg whale swims horizontally to the right at a speed of 6.0 m/s. It suddenly collides directly…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: 3. A bullet with mass m passes through a block of mass 4m sitting initially at rest on a smooth…

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Q: When cars are equipped with flexible bumpers, they will bounce off each other during low-speed…

A: The mass of the heavier car,   The mass of the lighter car,

Q: A 5 kg blob of clay is moving forward at 2 m/s when it has an inelastic collision with a 2kg blob of…

A: Let u1, u2 be the initial velocities of masses m1, m2 and v1, v2 be the final velocities of masses…

Q: At an amusement park, twin brothers Timmy (m = 50 kg) and Jimmy (m = 62 kg) occupy separate 36-kg…

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Q: A 2 kg object traveling at 5 m/s to the right collides with and sticks to a 3kg object initially at…

A: Because objects stick together after collision so collision is perfectly inelastic collision in…

Q: 2. A 3 kg block moving to the right on a frictionless table at 4 makes a head on collision with…

A: Mass of block 1: m1=3kgMass of block 2: m2=3kgInitial speed of block 1: u1=4 m/s to the rightInitial…

Q: 5. A 3000g crate of cakes travelling at 10ms^-1 collides with 15kg box of cans of diet coke…

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Q: A 5 kg cart, cart A, moves with v=3m/s and collides with another 5 kg cart, cart B, head on at rest.…

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Q: A ball with a mass of 70 g crashes into a wall at a speed of 72 km / h and bounces from the wall…

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