Figure ESC <1 of 1 Package sliding along the slope P Search 2m Copyright 2024 Pear Part B Using (vo)m = 0 m/s and y₁ = 0 m, m(vi) =mgyo (v1)m = √2gyo √2(9.8 m/s²)(5.5 m) = 10.4 m/s For the perfectly inelastic collision the conservation of momentum equation is Pfz Piz (m + 2m)(v2)3m = m(vi)m + (2m)(v1)2m Using (v1)2m=0 m/s, we get (v1) 10.4 m/s (v2)3m = (v1)m ≈3.5 m/s 2m+m 3 3 Suppose the collision between the packages is perfectly elastic. To what height does the package of mass m rebound? Express your answer with the appropriate units. ▸ View Available Hint(s) µÅ h= Value Units Submit Request Answer ovide Feedback ? On Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us | F7 msi FA FO M F10 F11 TH

Figure ESC <1 of 1 Package sliding along the slope P Search 2m Copyright 2024 Pear Part B Using (vo)m = 0 m/s and y₁ = 0 m, m(vi) =mgyo (v1)m = √2gyo √2(9.8 m/s²)(5.5 m) = 10.4 m/s For the perfectly inelastic collision the conservation of momentum equation is Pfz Piz (m + 2m)(v2)3m = m(vi)m + (2m)(v1)2m Using (v1)2m=0 m/s, we get (v1) 10.4 m/s (v2)3m = (v1)m ≈3.5 m/s 2m+m 3 3 Suppose the collision between the packages is perfectly elastic. To what height does the package of mass m rebound? Express your answer with the appropriate units. ▸ View Available Hint(s) µÅ h= Value Units Submit Request Answer ovide Feedback ? On Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us | F7 msi FA FO M F10 F11 TH

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter8: Linear Momentum And Collisions

Section: Chapter Questions

Problem 3PE: (a) At what speed would a 2.00104 -kg airplane have to fly to have a momentum of 1.60109kgm/s (the...

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A ball of mass 250 g is thrown with an initial velocity of 25 m/s at an angle of 30 with the horizontal direction. Ignore air resistance. What is the momentum of the ball after 0.2 s? (Do this problem by finding the components of the momentum first, and then constructing the magnitude and direction of the momentum vector from the components.)
(a) At what speed would a 2.00104 -kg airplane have to fly to have a momentum of 1.60109kgm/s (the same as the ship's momentum in the problem above)? (b) What is the plane's momentum when it is taking off at a speed of 60.0 m/s? (c) If the ship is an aircraft carrier that launches these airplanes with a catapult, discuss the implications of your answer to (b) as it relates to recoil effects of the catapult on the ship.
A particle of mass m moving along the x-axis with a velocity component +u collides head-on and sticks to a particle of mass m/3 moving along the x-axis with the velocity component −u. What is the mass M of the resulting particle?
(a) What is the mass of a large ship that has a momentum of 1.60109kgm/s, when the ship is moving at a speed of 48.0 km/h? (b) Compare the ship's momentum to the momentum of a 1100-kg artillery shell fired at a speed of 1200 m/s.
A 3.00-kg particle has a velocity of (3.00i4.00j)m/s. (a) Find its x and y components of momentum. (b) Find the magnitude and direction of its momentum.
If a rainstorm drops 1 cm of rain over an area of 10km2 in the period of 1 hour, what is the momentum of the rain that falls in one second? Assume the terminal velocity of a raindrop is 10 m/s.
A car crashes into a large tree that does not move. The car goes from 30 m/s to 0 in 1.3 m. (a) What impulse is applied to the driver by the seatbelt, assuming he follows the same motion as the car? (b) What is the average force applied to the driver by the seatbelt?
Suppose a clay model of a koala bear has a mass of 0.200 kg and slides on ice at a speed of 0.750 m/s. It runs into another clay model, which is initially motionless and has a mass of 0.350 kg. Both being soft clay, they naturally stick together. What is their final velocity?
An object that has a small mass and an object that has a large mass have the same kinetic energy. Which mass has the largest momentum?
Must the total energy of a system be conserved whenever its momentum is conserved? Explain why or why not.
Starting with equations m1v1=m1v1cos1+m2v2cos2 and 0=m1v1cos1+m2v2sin2 for conservation of momentum in the x- and y -directions and assuming that one object is originally stationary, prove that for an elastic collision of two objects of equal masses, 12mv12=12mv22+mv1v2cos(12) as discussed in the text.