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:
a 20 times
Step-by-step explanation:
10.417 rounded to the nearest hundredth is 10.42
Hope it helps!
Step-by-step explanation:
I wrote the steps in different colour pen so that it would be easier
Hope this is correct and helpful
HAVE A GOOD DAY!