Consider a metal wave guide with a rectangular cross section (10.0 cm x 20.0 cm). (a) if you want to propagate electromagnetic waves with a frequency of 2000mhz on this wave guide, what are the te and te modes? (b) what frequency range? will the electromagnetic wave only have one te mode?

Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement

Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter

Observations show that interstellar clouds can have almost any shape and