NCCER Electrical Theory 26104-14 -Solved
The voltage drop across the parallel resistors shown in the figure above is_____. -
ANSWER-a. 17.3 volts
What is the total resistance of the circuit in the figure above? (Figure 1) - ANSWER-
b. 24.17 ohms
How many amps of current would flow through the circuit in the figure above? -
ANSWER-c. 4.14
What is the total resistance of three resistors in parallel with values of 2 ohms, 8
ohms, and 14 ohms? - ANSWER-a. 1.44ohms
What is the resistance of a light bulb that uses 15 watts of power when placed
across a 15-volt battery? - ANSWER-b. 15 ohms
What is the total resistance of three resistors in parallel with values of 4 ohms, 10
ohms, and 25 ohms? - ANSWER-c. 2.56 ohms
If R3 was removed from the circuit in the figure above, how many amps of current
would flow through the circuit? - ANSWER-a. 4
What is the total resistance of the circuit in the figure above? (Figure 2) - ANSWER-
b. 29 ohms
If a circuit with a source of 200 volts is connected across four parallel 50- ohms
resistors, the current through each resistor is ______. - ANSWER-d. 4 amps
According to Kirchoff's current law, the current in a parallel circuit is equal
to_______. - ANSWER-a. The sum of the currents in each branch
The statement that total current entering a point must equal total current leaving
that point best describes_____. - ANSWER-d. Kirchoff's current law
Two resistances of 30 and 25 ohms are connected in parallel. In series with this
combination is a 40- ohm resistance, and in parallel with this total combination is a
28-ohm resistance. Given a voltage of 1.28 volts, the total current flowing through
the circuit is ______. - ANSWER-c.70 milliamps
Given: A circuit has a voltage of 100 volts across five resistors in parallel (5, 14,
21, 25, and 100 ohms). The total current is _____. - ANSWER-d. 36.9
The total resistance of four resistors in parallel with values of 3, 10, 25, and 50
ohms is ______. - ANSWER-b. 2.03 ohms
The voltage drop across the parallel resistors shown in the figure above is_____. -
ANSWER-a. 17.3 volts
What is the total resistance of the circuit in the figure above? (Figure 1) - ANSWER-
b. 24.17 ohms
How many amps of current would flow through the circuit in the figure above? -
ANSWER-c. 4.14
What is the total resistance of three resistors in parallel with values of 2 ohms, 8
ohms, and 14 ohms? - ANSWER-a. 1.44ohms
What is the resistance of a light bulb that uses 15 watts of power when placed
across a 15-volt battery? - ANSWER-b. 15 ohms
What is the total resistance of three resistors in parallel with values of 4 ohms, 10
ohms, and 25 ohms? - ANSWER-c. 2.56 ohms
If R3 was removed from the circuit in the figure above, how many amps of current
would flow through the circuit? - ANSWER-a. 4
What is the total resistance of the circuit in the figure above? (Figure 2) - ANSWER-
b. 29 ohms
If a circuit with a source of 200 volts is connected across four parallel 50- ohms
resistors, the current through each resistor is ______. - ANSWER-d. 4 amps
According to Kirchoff's current law, the current in a parallel circuit is equal
to_______. - ANSWER-a. The sum of the currents in each branch
The statement that total current entering a point must equal total current leaving
that point best describes_____. - ANSWER-d. Kirchoff's current law
Two resistances of 30 and 25 ohms are connected in parallel. In series with this
combination is a 40- ohm resistance, and in parallel with this total combination is a
28-ohm resistance. Given a voltage of 1.28 volts, the total current flowing through
the circuit is ______. - ANSWER-c.70 milliamps
Given: A circuit has a voltage of 100 volts across five resistors in parallel (5, 14,
21, 25, and 100 ohms). The total current is _____. - ANSWER-d. 36.9
The total resistance of four resistors in parallel with values of 3, 10, 25, and 50
ohms is ______. - ANSWER-b. 2.03 ohms
