Write the principle of working of a meter bridge., in a meter bridge the balance point is found at a distance l2 with resistance r ands as shown in the
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FOR FIRST
R/S = L1/100-L1 [1]
WHEN X IS CONNECTED
R/SX/S+X = L2/100-L2 [2]
ON DIVIDING 1 AND 2
S+X/X = L1 ( 100-L2)/L2 (100-L1)
WE CAN CALCULATE X FROM ABOVE EQ
R/S = L1/100-L1 [1]
WHEN X IS CONNECTED
R/SX/S+X = L2/100-L2 [2]
ON DIVIDING 1 AND 2
S+X/X = L1 ( 100-L2)/L2 (100-L1)
WE CAN CALCULATE X FROM ABOVE EQ
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