Answer:
How do you find the net force?
Explanation:
i think this is want you asked for?
The answer is D. the way I remember it is they all end with -alism.
To get a uniform field in the central region between the coils, current flows in the same direction in each.
Answer:
c
Explanation:
all the others r physical
#16
If we put a resistor in circuit it will slow the speed of current
Let's check ohms law

- So if resistance is more current is less
#17
Again use ohms law


- Voltage must be increased