3. A box (mass = 100 g) is initially connected to a compressed (x = 80 cm) spring (k = 100 N/m) at point A. It was released and started moving along the horizontal surface (µx = 0.2) until it moves up along the inclined surface (uz = 0.3). The box then stops at point D alone %3D %3D the incline. Consider that e = 30 m and 0 = 30°. (a) What is the velocity of the box at point B?) (Ans: 25.24 m/s) (b) What is the change in kinetic energy from point B to point C? (Ans.: -5.88 J) (c) What is the velocity of the box at point C? (Ans.: 22.79 m/s) (d) What is the length of the incline, f? (Ans. 34.88 m) (e) What is the change in gravitational potential energy from point A to point D? (Ans. 17.10 J)
3. A box (mass = 100 g) is initially connected to a compressed (x = 80 cm) spring (k = 100 N/m) at point A. It was released and started moving along the horizontal surface (µx = 0.2) until it moves up along the inclined surface (uz = 0.3). The box then stops at point D alone %3D %3D the incline. Consider that e = 30 m and 0 = 30°. (a) What is the velocity of the box at point B?) (Ans: 25.24 m/s) (b) What is the change in kinetic energy from point B to point C? (Ans.: -5.88 J) (c) What is the velocity of the box at point C? (Ans.: 22.79 m/s) (d) What is the length of the incline, f? (Ans. 34.88 m) (e) What is the change in gravitational potential energy from point A to point D? (Ans. 17.10 J)
College Physics
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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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Please answer letter (d) and (e).
![3. A box (mass = 100 g) is initially connected to a compressed (x = 80 cm) spring (k = 100
N/m) at point A. It was released and started moving along the horizontal surface (µx = 0.2)
until it moves up along the inclined surface (uz = 0.3). The box then stops at point D alone
%3D
%3D
the incline. Consider that e = 30 m and 0 = 30°.
(a) What is the velocity of the box at point B?) (Ans: 25.24 m/s)
(b) What is the change in kinetic energy from point B to point C? (Ans.: -5.88 J)
(c) What is the velocity of the box at point C? (Ans.: 22.79 m/s)
(d) What is the length of the incline, f? (Ans. 34.88 m)
(e) What is the change in gravitational potential energy from point A to point D?
(Ans. 17.10 J)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbde9f1e4-b08a-483c-804f-c5d663c770e0%2F0b2b4469-55ec-48f9-bf24-9b43cb1b4886%2Fsa0xjv.png&w=3840&q=75)
Transcribed Image Text:3. A box (mass = 100 g) is initially connected to a compressed (x = 80 cm) spring (k = 100
N/m) at point A. It was released and started moving along the horizontal surface (µx = 0.2)
until it moves up along the inclined surface (uz = 0.3). The box then stops at point D alone
%3D
%3D
the incline. Consider that e = 30 m and 0 = 30°.
(a) What is the velocity of the box at point B?) (Ans: 25.24 m/s)
(b) What is the change in kinetic energy from point B to point C? (Ans.: -5.88 J)
(c) What is the velocity of the box at point C? (Ans.: 22.79 m/s)
(d) What is the length of the incline, f? (Ans. 34.88 m)
(e) What is the change in gravitational potential energy from point A to point D?
(Ans. 17.10 J)
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