Question

. A potential difference of 20 volts is applied across the ends of a resistance of 5 ohms. What current will flow in the resistance

Answer 1

Answer: ohm 's law :- V = IR ==> (1)

V = 20 , R = 5 and I = ?

So, I = V/R ==>[from (1) ]

Ans => I = 20/5

I = 4 A