Meter bridge:
Balanced condition :
R S = 100-11
33 S 55 45 =
S 3 x 4S 55 = Ω (1)
$$
R+X
12 100-12 = S
(3 + X)55 135 75 25 =
Balanced condition)
12-new balancing length
(3+ X)55 = 135 × 3
(3+X)11 = 81
2211V - 01
R+X S 12 100-12 =
(3 + X)55 135 75 25
(3+ X)55 135 × 3 =
3311X 81 =
11X = 8133
X 81-33 11 =
X 48Ω/11
Hope this helps youu!!
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Answers & Comments
Meter bridge:
Balanced condition :
R S = 100-11
33 S 55 45 =
S 3 x 4S 55 = Ω (1)
$$
R+X
12 100-12 = S
(3 + X)55 135 75 25 =
Balanced condition)
12-new balancing length
(3+ X)55 = 135 × 3
(3+X)11 = 81
2211V - 01
R+X S 12 100-12 =
(3 + X)55 135 75 25
Balanced condition)
12-new balancing length
(3+ X)55 135 × 3 =
(3+X)11 = 81
3311X 81 =
11X = 8133
X 81-33 11 =
X 48Ω/11
Hope this helps youu!!