46: Resistances P = 15 12, Q = 20 2, S = 30 N %3D and R = 40 2 are connected in order in the arms AB, BC, CD and DA respectively of a network ABCD. A cell connected between A and C. What resistance has to be connected in parallel with S to Wheatstone is þalance the network ?
46: Resistances P = 15 12, Q = 20 2, S = 30 N %3D and R = 40 2 are connected in order in the arms AB, BC, CD and DA respectively of a network ABCD. A cell connected between A and C. What resistance has to be connected in parallel with S to Wheatstone is þalance the network ?
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Transcribed Image Text:46: Resistances P = 15 2, Q = 20 2, S = 30 N
%3D
40 2 are connected in order in the
and R
arms AB, BC, CD and DA respectively of a
Wheatstone
network
ABCD. A cell is
connected between A and C. What resistance
has to be connected in parallel with S to
balance the network ?
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