The potential energy of a spring is a. Always negative b. Always positive c. Positive or negative Equal to ks d.

Find cable AO or BO or OC force vector.

In statics, a couple is defined as two forces in the same direction separated by a perpendicular distance. a. b. two forces of equal magnitude c. two forces of equal magnitude acting in the same direction d. two forces of equal magnitude acting in opposite directions

What are Newton's three laws? O Action/Reaction, Inertia, F = ma O Falselnertia, Action/Reaction, Big Bang Theory Inertia, gravity. vectors O Calculus, Trig. gravity OF=ma, vectors, displacement

choose the correct answer     The intensity of pressure at any point in a liquid at rest is the same in all directions.” The above statement is known as *       b. either of the above       c. Pascal’s law       a. Kirchhoff’s law       d. none of the above.