help with questions 17,18 and 19 19. In the diagram below, a 0.4-kilogram steel sphere and a 0.1-kilogram wooden sphere are18. If a net force of 10. newtons acts on a 6.0-kilogram mass for 8.0 seconds, the total change17. A 5.0-newton force imparts an impulse of 15 newton-seconds to an object. The forceacted on the object for a period of(2) 20. s(3) 3.0 s(4) 75 s(1) 0.33 sof momentum of the mass is(1) 48kg m/s(2) 60. kg•m/s(3) 80. kg•m/s(4) 480 kg•m/slocated 2.0 meters above the ground. Both spheres are allowed to fall from restSTEELWOOD1.0 m2.0 mGROUNDWhich statement best describes the spheres after they have fallen 1.0 meter? [Neglect airresistance.](1) Both spheres have the same speed and momentum.(2) Both spheres have the same speed and the steel sphere has more momentum than thewooden sphere.(3) The steel sphere has greater speed and has less momentum than the wooden sphere.(4) The steel sphere has greater speed than the wooden sphere and both spheres have thesame momentum.

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Answered: 17. A 5.0-newton force imparts an…

17. A 5.0-newton force imparts an impulse of 15 newton-seconds to an object. The force acted on the object for a period of (1) 0.33 s (2) 20. s (3) 3.0 s (4) 75 s fo

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

help with questions 17,18 and 19

19. In the diagram below, a 0.4-kilogram steel sphere and a 0.1-kilogram wooden sphere are
18. If a net force of 10. newtons acts on a 6.0-kilogram mass for 8.0 seconds, the total change
17. A 5.0-newton force imparts an impulse of 15 newton-seconds to an object. The force
acted on the object for a period of
(2) 20. s
(3) 3.0 s
(4) 75 s
(1) 0.33 s
of momentum of the mass is
(1) 48kg m/s
(2) 60. kg•m/s
(3) 80. kg•m/s
(4) 480 kg•m/s
located 2.0 meters above the ground. Both spheres are allowed to fall from rest
STEEL
WOOD
1.0 m
2.0 m
GROUND
Which statement best describes the spheres after they have fallen 1.0 meter? [Neglect air
resistance.]
(1) Both spheres have the same speed and momentum.
(2) Both spheres have the same speed and the steel sphere has more momentum than the
wooden sphere.
(3) The steel sphere has greater speed and has less momentum than the wooden sphere.
(4) The steel sphere has greater speed than the wooden sphere and both spheres have the
same momentum.

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