Acombined circuit has two resistors in series (27.5 ohms and 33.0 ohms) and another in parallel (22.0 ohms). if the power source is 9.0 volts, what will the current be?

a. 0.062 amps
b. 16 amps
c. 0.56 amps
d. 0.32 amps
e. 39 amps

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th

What was the first instrument to ever record an earthquake?