Electrical Engineering - Parallel Circuits

Exercise : Parallel Circuits - General Questions
21.
There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is
490 mA
800 mA
310 mA
0 A
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
Four resistors are connected in parallel. Fifteen mA flows through resistor R. If the second resistor is 2R, the third resistor 3R, and the fourth resistor 4R, the total current in the circuit is
60 mA
15 mA
135 mA
31.25 mA
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
If one of the resistors in a parallel circuit is removed, the total resistance
decreases
increases
remains the same
doubles
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
Six resistors are in parallel. The two lowest-value resistors are both 1.2 k. The total resistance
is less than 6 k
is greater than 1.2 k
is less than 1.2 k
is less than 600
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
In a five-branch parallel circuit, there are 12 mA of current in each branch. If one of the branches opens, the current in each of the other four branches is
48 mA
12 mA
0 A
3 mA
Answer: Option
Explanation:
No answer description is available. Let's discuss.