question_answer

In the given figure, when key K is opened, the reading of the ammeter A will be

A)            50 A

B)                    2 A

C)                    0.5 A

D)                    \[\frac{10}{9}A\]

Correct Answer: B

Solution :

             The circuit will be as shown \[i=\frac{10}{5}=2A\]