19
Rationalised 2023-24
Physics
102
 EXAMPLE 3 7
 A galvanometer of 15W resistance is connected across BD Calculate
the current through the galvanometer when a potential difference of
10 V is maintained across AC Solution  Considering the mesh BADB, we have
100I1 + 15Ig – 60I2 = 0
or   20I1 + 3Ig – 12I2= 0
[3