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13 Dec 2019

A 5.1 g marble is fired vertically upwardusing a spring gun. Thespring must be compressed 8.0 cm if themarble is to just reach atarget 13 mabove the marble's position on the compressed spring.

(a) What is the change in thegravitationalpotential energy of the marble-Earth system during the13 m ascent?
1

(b) What is the change in the elastic potential energy of thespringduring its launch of the marble?
2

(c) What is the spring constant of the spring?
3

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Nestor Rutherford
Nestor RutherfordLv2
16 Dec 2019
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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

potential energy stored in a compressed spring is 3 J.
the spring constant is k=1500 N/m
(a) calculate the magnitude of the force in this spring
(b) the above spring used to eject a 0.1 kg projectile from aspring gun at rest.
what is the exit speed of the projectile? ignore the mass of thespring of the gun and all forces other than the spring force
(c)if the projectile is ejected from ground level verticallyupward, what is the maximum height will it reach?


(c8p19) A 2.00 kg block is placed against a spring on africtionless 35° incline. The spring, whose spring constant is19.8N/cm, is compressed 22.8 cm and then released. What is theelastic potential energy of the compressed spring?

What is the change in the gravitational potential energy of theblock-Earth system as the block moves from the release point to itshighest point on the incline?

How far along the incline is the highest point from the releasepoint?



A clever engineer design a "spring" that obey the force law Fx=-q(x-xe )3, where xe is the equilibrium position of the end of the sprong and q is the spring constant. For simplicity, we'll let xe=0 Then Fx=-qx3.

a) What are the units of q?

b) Draw a graph of Fx vs. x.

c) Find an expression for the potential energy of a stretched or compressed spring.

d) A spring-loaded toy gun shoots a 20g plastic ball. What is the launch speed if the spring constant is 40,000, with the units you found in part a, and the spring is compressed 10 cm? Assume the barrel is frictionless.

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