Using the discussion and equations about output resistance, develop a method to show that the output resistance of the noninverting op-amp is very small. (Hint: Determine the output voltage and current for a series of load resistors ranging from 1K to 100K, and then use equation (1.13).

Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear

What is an aquifer for science class