Four forces of magnitudes 250N, 200N, 150N, and 450N are applied to an object as shown. Find the magnitude of the fifth force, labeled F, that will produce equilibrium in the force diagram above. Question 10 options: a)

F = 200 N

b)

F = 450 N

c)

F = 150 N

d)

F = 350 N

This is one type of line graph in which the independent variable is time plotted on the x axis and the dependent variable, also numerical, is plotted on the y axis.

The energy equivalent of the rest mass of an electron is

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.