Drawing a ray diagram for an object far from convex lens requires how many rays? Question 12 options:

one

two

three

four

What is a view of science and psychology that says the value of knowledge depends on its usefulness? a. pragmatism b. psychotherapy c. physiology

What happens when you slowly pulled the carboard?

Astep up transformer has 250 turns on its primary and 500 turns on it secondary. when the primary is connected to a 200 v and the secondary is connected to a floodlight that draws 5a, what is the power output? show all of your work.