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Momentum and Impulse
Page 2
Questions (83)
A rifle with a weight of 30 N fires a 3.0 g bullet with a speed of 250 m/s.
(a) Find the recoil speed of the rifle. (b) If a 675
1 answer
asked by
Dani
1,179 views
A 125 kg fullback is running at 5.0 m/s to the east and is stopped in 0.75 s by a head-on tackle by a tackler running due west.
a
3 answers
asked by
Jen
1,166 views
what's the area under a force-vs-time curve: momentum, impulse, or velocity?
Impulse. (It happens to equal the change in
1 answer
asked by
terrence
1,128 views
A 50 kg boy runs at a speed of 10 m/s and jumps onto a cart. The cart is initially at rest. The speed of the cart with the boy
1 answer
asked by
Jose Luis
1,113 views
Most of us know intuitively that in a head-on collision between a large dump truck and a subcompact car, you are better off
1 answer
asked by
Jason
844 views
A small spaceship whose mass is 1.5x10^3 kg (include-ing an astronaut) is drifting in outer space with negligible gravitational
1 answer
asked by
Brian
831 views
Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor?
Baseball. Ocean liner. Both the same. Can't
3 answers
asked by
Monique
840 views
A boy on roller blades throws a jug of water away from himself, giving it a speed of 10 m/s. The boy's mass is 50 kg and the
2 answers
asked by
Sam
805 views
Question # 1-What is the magnitude of the momentum of a particle of mass 2 kg with a speed of 5 m/s?
a)2.5 kg m/s b)10 kg m/s c)3
2 answers
asked by
macy
507 views
An object experiences an impulse, moves and attains a momentum of 100 kg·m/sec. If its mass is 50 kg, what would its velocity
2 answers
asked by
Eli
768 views
A car of mass M, traveling at speed v collides head-on with a truck of mass 2M & traveling in the opposite direction at the same
2 answers
asked by
Kaia
765 views
Will check my work and help me with the last two problems please?
A 4 kg ball has a momentum of 12 kg m/s. What is the ball's
2 answers
asked by
Soly
740 views
A 50g tennis ball is thrown with a velocity of 12 m/s. It strikes a wall and rebounds with a velocity of 10 m/s.
a) What is the
1 answer
asked by
Jack
700 views
A ball traveling with an initial momentum of 2.5 kg*m/s bounces off a wall and comes back in the opposite direction with a
1 answer
asked by
Amanda
700 views
A 20g bullet moving at 200 meter per second hits a bag of sand and comes to rest in 0.011secs.What is the momentum of the bullet
2 answers
asked by
Kayode Olajide
714 views
An object experiences an impulse, moves and attains a momentum of 200 kg m/s. If its mass is 50 kg, what is its velocity?
3 answers
asked by
Louis
683 views
2.A 3.65 kg mass is hung from a spring with a k constant of 535.0 N/m. How far does the spring stretch?
3.A 35 kg crate slides
2 answers
asked by
holly
688 views
Momentum and Impulse
A good way to insure that an egg dropped onto a flexible surface will not break is to increase/decrease the
4 answers
asked by
Janessa
653 views
a 12 kg physics book flies through the air with a momentum of 20kg m/s. what is its speed?
3 answers
asked by
Natalie
616 views
boy of mass 64.1 kg is rescued from a hotel fire by leaping into a firefighters' net. The window from which he leapt was 7 m
3 answers
asked by
Anonymous
628 views
A spaceship with a mass of 4.60 10^4 kg is traveling at 6.30 10^3 m/s relative to a space station. What mass will the ship have
3 answers
asked by
Anonymous
602 views
While sitting on a frozen pond, a 35kg child throws a 0.5kg ball horizontally at a velocity of +6m/s. Calculate the resulting
1 answer
asked by
taryn
614 views
a 60-kilogram astronaut floating in space outside the capsule throws his 0.50-kilogram hammer such that it moves with a speed of
2 answers
asked by
Ted
602 views
A cart is coasting at a speed v A along a straight and level road. When ten percent of the
wagon’s mass is thrown off the
3 answers
asked by
Chad
608 views
A pistol of mass 2 kg fires a bullet of mass 50 g.
The bullet strikes a stationary block of mass 1 2 kg. If the block, with the
2 answers
asked by
aparna
554 views
A 48 kg cart is moving across a frictionless floor at 3.3 m/s. A 50 kg boy, riding in the cart, jumps off the cart so that he
2 answers
asked by
JW
547 views
A 23.60 g bullet strikes a 6.31 kg stationary wooden block and embeds itself in the block. The block and bullet move together at
1 answer
asked by
Anonymous
524 views
A submarine of mass 2.55 × 106 kg and initially at rest fires a torpedo of mass 254 kg. The torpedo has an initial speed of 100
2 answers
asked by
Anon
502 views
A 15.0 g rubber bullet hits a wall with a speed of 140 m/s. If the bullet bounces straight back with a speed of 125 m/s, what is
1 answer
asked by
Kelsey
474 views
I am reviewing for a test and I don't know how to attempt this question. Could someone please work through this problem and then
1 answer
asked by
Baxter Reus
483 views
a 2,8kg trolley is moving to the right with a speed of 0,45m.s^-1. A 1.9kg brick is dropped from rest and lands on the trolley.
1 answer
asked by
Nomfundo
457 views
An air bag applies a force of 4900 N to bring about a change in momentum of 4800 kg m/s. How much time did it act ove
1 answer
asked anonymously
11 views
a car with mass of 1250 kg travels at 2.24 m/s and bumps into a car with a mass of 1300 kg after the collision the two cars
1 answer
asked anonymously
17 views
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Parent Categories (8)
Classical mechanics
Dynamics
Elastic and Inelastic Collisions
Kinematics
Mechanics
Newton's Laws of Motion
Physics
Units of measurement conversion