In the figure shown, A1, A2, A3 are identical Ammeters. If A1 and A3 read 5 and 13 A respectively, reading of A2 will be
Options
A. 8
B. 13 A
C. 18
D. 12 A
Correct Answer
12 A
Explanation
A2 = 132 - 25 ⟹ 12 A.
More questions
1. If an amplifier with gain of - 1000 and feedback factor ? = - 0.1 had a gain change of 20% due to temperature, the change in gain of the feedback amplifier would be