Author Question: A single conservative force Fx = (6.0x 12) N (x is in m) acts on a particle moving along the x ... (Read 53 times)

javeds · **on:** Jul 28, 2018

A single conservative force Fx = (6.0x 12) N (x is in m) acts on a particle moving along the x axis. The potential energy associated with this force is assigned a value of +20 J at x = 0 . What is the potential energy at x = 3.0 m?
a. +11 J
b. +29 J
c. +9.0 J
d. 9.0 J
e. +20 J

Question 2

The Sun is a spherically shaped star that is
composed primarily of
a)iron.
b)hydrogen.
c)water.
d)helium.