A) 3 A and 4 A
B) 4 A and 5 A
C) 5 A and 6 A
D) 6 A and 7 A
Correct Answer: B
Solution :
When switch S is open total current through ammeter. \[i=\frac{20}{(3+2)}\,\,=\,\,4\,A\] When switch is closed \[i=\frac{20}{3+(2\parallel 2)}\,\,=\,\,5\,A\]You need to login to perform this action.
You will be redirected in
3 sec