1. In the figure shown, a 300-g block is initially connected to a compressed spring at point A, where x =60 cm and k = 150 N/m. It was released and started moving along the horizontal surface (μ = 0.15)until it moves up along the inclined surface (uk = 0.25). The box then stops at point D along the inclinewith 0 = 40°.www.mC0ABA. What is the velocity of the block at point B?B. If e = 20 m, what is the change in gravitational potential energy from point A to point D?C. If f = 10 m, what is the value of e?D

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1. In the figure shown, a 300-g block is initially connected to a compressed spring at point A, where x = 60 cm and k = 150 N/m. It was released and started moving along the horizontal surface (k = 0.15) until it moves up along the inclined surface (k = 0.25). The box then stops at point D along the incline with 0 = 40°. www.m 0 A B A. What is the velocity of the block at point B? B. If e = 20 m, what is the change in gravitational potential energy from point A to point D? C. If f = 10 m, what is the value of e? C D

1. In the figure shown, a 300-g block is initially connected to a compressed spring at point A, where x = 60 cm and k = 150 N/m. It was released and started moving along the horizontal surface (k = 0.15) until it moves up along the inclined surface (k = 0.25). The box then stops at point D along the incline with 0 = 40°. www.m 0 A B A. What is the velocity of the block at point B? B. If e = 20 m, what is the change in gravitational potential energy from point A to point D? C. If f = 10 m, what is the value of e? C D

Physics for Scientists and Engineers with Modern Physics

10th Edition

ISBN:9781337553292

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter8: Conservation Of Energy

Section: Chapter Questions

Problem 3P: A block of mass m = 5.00 kg is released from point and slides on the frictionless track shown in...

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Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

Question

1. In the figure shown, a 300-g block is initially connected to a compressed spring at point A, where x =
60 cm and k = 150 N/m. It was released and started moving along the horizontal surface (μ = 0.15)
until it moves up along the inclined surface (uk = 0.25). The box then stops at point D along the incline
with 0 = 40°.
www.m
C
0
A
B
A. What is the velocity of the block at point B?
B. If e = 20 m, what is the change in gravitational potential energy from point A to point D?
C. If f = 10 m, what is the value of e?
D

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Step 4: Calculate change in gravitational potential energy A To D

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Step 5: Calculate value of distance e

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