Current Electricity and Electrical InstrumentMedium
Question
The meter-bridge wire AB shown in figure is 50 cm long. When AD = 30 cm, no deflection occurs in the galvanometer. Find R.
Options
A.1 Ω
B.2 Ω
C.3 Ω
D.4 Ω
⇒ R = 4ΩTopic: Current Electricity and Electrical Instrument·Practice all Current Electricity and Electrical Instrument questions
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