Physics Physics Practice Problems Solutions Library

Intro to Momentum Solutions Library

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8 solutions

Intro to Momentum

Q. A 0.2 kg plastic cart and a 20 kg lead cart can both roll without friction on a horizontal surface. Equal forces are used to push both carts forwar...

Solved • Nov 12, 2018

Intro to Momentum

Q. At what speed do a bicycle and its rider, with a combined mass of 110 kg, have the same momentum as a 1600 kg car traveling at 5.2 m/s?

Solved • Nov 12, 2018

Intro to Momentum

Q. A 3.00-kg particle has a velocity of (13.00 î + 4.00 ĵ) m/s.(a) Find its x and y components of momentum.(b) Find the magnitude and direction of i...

Solved • Oct 24, 2018

Intro to Momentum

Q. An object has a kinetic energy of 275 J and a momentum of magnitude 25.0 kg•m/s. Find the speed and mass of the object.

Solved • Oct 24, 2018

Intro to Momentum

Q. Two bodies, A and B, have equal kinetic energies. The mass of A is nine times that of B. The ratio of the momentum of A to that of B is:A. 1:1B. 3:...

Solved • Oct 5, 2017

Intro to Momentum

Q. An ice skater whose mass is 50 kg moves with a constant momentum of (400, 0, 300) kg·m/s. During this period of constant momentum, she passes the l...

Solved • May 24, 2017

Intro to Momentum

Q. A planet with a mass of 1 × 1023 kg travels around a star in a nearly circular obrbit in the xy plane as shown in the diagram. Its speed is constan...

Solved • May 17, 2017

Intro to Momentum

Q. You pull a block of mass m across across a frictionless table with a constant force. You also pull with an equal constant force a block of larger m...

Solved • May 17, 2017