Question

______is used to control the flow of current in the circuit.
(A)closed tap key
(B)open tap key
(C)resistance
(D)ammeter​

Answer 1

Answer:

B) open tap key

Explanation:

it's right answer as I know

Answer 2

Answer:

Resistance

Explanation:

Since in ohm's law, V=IR

Let we take the V as 1 (since it is a constant in our case)

so, 1=IR

R=$\frac{1}{I}$

R∝$\frac{1}{I}$