A force acting on an object moving along the x axis is given by Fx = (14x ? 3.0x2) N where x is in m. How much work is done by this force as the object moves from x = ?1 m to x = +2 m?
a.
+12 J
b.
+28 J
c.
+40 J
d.
+42 J
e.
?28 J
a
You might also like to view...
The period of Jupiter's orbit around the Sun is approximately 12 years. What is the approximate distance from the Sun to Jupiter?
a. 144 AU b. 1728 AU c. 42 AU d. 5.2 AU e. 2.3 AU
According to the nebular theory of solar system formation, which law best explains why the central regions of the solar nebula got hotter as the nebula shrank in size?
A) the law of conservation of energy B) the law of conservation of angular momentum C) Newton's third law D) the two laws of thermal radiation
Water flows into a swimming pool at the rate of 7.0 gal/min. The pool is 17 ft wide, 32 ft long and 7.0 ft deep. How long does it take to fill? (1 U.S. gallon = 231 cubic inches)
a. 34 hours b. 68 hours c. 67 hours d. 136 hours e. 680 hours
Gluons
a. are carriers of the color force b. posses color charge c. can interact with each other via the color force d. can form glueballs e. all of the above