Answer:
b
Explanation:
because the answer is obvious
R = 480 Ohm
Yes, the current is steady since the power supply is a constant 12V (comming from the battery).
U=I*R
R = U / I
U = 12 V
I = 0.025 A
R = 12 / 0.025
the answer is a pt aka physical therapist
White blood cells
