The meter-bridge wire AB shown in figure is 50 cm long. When... — Physics | Mockzy | Mockzy

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The meter-bridge wire AB shown in figure is 50 cm long. When AD = 30 cm, no deflection occurs in the galvanometer. Find R.

A

1 Ω

B

2 Ω

C

3 Ω

D

4 Ω

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