POSSIBLE POINTS: 25 R
R2
R;
100 12
300 12
50 Ω 2
The question below refers to the circuit shown in the image
9V -
If the current through R1 is 0.020 A, what is the current through R3?
O 0.000 A
0.010 A
0.020 A
0.040 A

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.