Question

please answer
its my humble request...
i will mark brainilist for sure

Answer 1

I V R

1 4 4

1.5 6 4

2 8 4

2.5 10 4

3 12 4

According to Ohm's law V=IR; where R is proportionality constant

Here R is constant (4)

Your experiment is confirming Ohm's law.