Question 121
In a simple series circuit with one 120 V supply and one lamp, what is true about the current through the lamp and the source?
Question 122
Which statement best describes an ampere?
Question 123
In a parallel lighting circuit with three identical 120 V lamps, what is the voltage across each lamp when the circuit is energized?
Question 124
If the resistance in a 120 V circuit increases while the voltage stays the same, what happens to the current?
Question 125
Calculate the total resistance of three 10-ohm resistors connected in parallel.
Question 126
What effect does adding a resistor in parallel with an existing resistor have on the total circuit resistance?
Question 127
In a series circuit with three resistors of 10Ω, 20Ω, and 30Ω, what is the total resistance?
Question 128
What is the result of connecting two 12V batteries in series?
Question 129
What is the total resistance of a series circuit containing three resistors with values of 10Ω, 20Ω, and 30Ω?
Question 130
What happens to the current in a series circuit if one of the loads opens (fails)?
Question 131
In a parallel circuit with two 100-ohm resistors, what is the equivalent resistance?
Question 132
If you have 3 resistors in parallel (10Ω, 10Ω, 10Ω), what is the total resistance?