In a step-down transformer, which is larger ?

Which of the following are appropriate units for capacitance?

In a circuit consisting of a battery in parallel with two identical parallel resistors, how do the currents through the two resistors compare?

How does the total capacitance of two capacitors arranged together in parallel compare to the individual capacitances of each?

In a series circuit consisting of a battery and two resistors with different resistances, how do the currents through the two resistors compare?

As frequency increases, the impedance of an inductor?

Which of these has no P-N junctions?

Which of these devices has a rectifying metal-semiconductor junction?

How does the total capacitance of two capacitors arranged together in series compare to the individual capacitances of each?

In which technique is the frequency of a carrier signal varied according to the amplitude of an information-bearing signal?

Compare the currents of these two circuits: (1) a battery connected in series with four identical series resistors and (2) the same battery connected to only three of the identical series resistors.