N=1/5 I think i had this question before.
The answer is 12. Matthew would be 12 & Elizabeth would be 7. 12+7=19. So C is your answer.
Answer:
Step-by-step explanation:
We are given that
By ohm's law
R=389 ohm
I=0.03 A
We have to find rate of change of current I means
Differentiate the equation w.r.t t
Substitute the values then we get
Hence, the current I is changing at the rate=-0.00016A/s
Answer:
No, he will still need to run 50 more meters. (A)
Step-by-step explanation: