A force on a particle depends on position such that F(x) = (3.00 N/m2)x2 + (6.00 N/m)x for a particle constrained to move along the x-axis. What work is done by this force on a particle that moves from x = 0.00 m to x = 2.00 m?
A) 10.0 J
B) 20.0 J
C) -48.0 J
D) 24.0 J
E) 48.0 J
B
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The graph shows the force on an object as it moves a distance x. What is the work done by the force when the object moves from 0.0 m to 6.0 m?
A. 14 J
B. 12 J
C. 10 J
D. 8.0 J
E. 6.0 J
Compared to ultraviolet waves, the wavelength of infrared waves is
A) shorter. B) the same. C) longer.
Each of two small non-conducting spheres is charged positively, the combined charge being 40 ?C. When the two spheres are 50 cm apart, each sphere is repelled from the other by a force of magnitude 2.0 N. Determine the magnitude of the smaller of the two charges.
A. 1.4 ?C B. 1.1 ?C C. 2.0 ?C D. 3.3 ?C E. 17 ?C
The ______________ temperature scale has no negative readings
Fill in the blank(s) with correct word