Answer :-
- Current of Device = 2.5 Ampere .
Explanation :-
As per the provided information in the given question, we have been given that the Potential Difference is 30 Volt . The Resistance is given as 12 Ohm . And, we have been asked to calculate the Current of the Device.
For calculating the Current , we will use the Formula :-
Therefore , by Substituting the given values in the above Formula :-
Hence :-