What is the frequency of a microwave with a wavelength of 0.08 meters?

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

How would a small bar magnet be oriented when placed at position x?

In addition to gravity, what is the other predominant force that affects the motion of a pendulum?