The diagram above shows a meter bridge in which two of thee arms contain resistances R and 2Ω. A balance point is obtained at 60cm from the left end , calculate the value of R
a
1.2Ω
b
1.3Ω
c
3.0Ω
d
6.0Ω
Explanation
Correct Option
cNo explanation available
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De sage
1 year ago
R1/R2=L1/L2
R1=?
R2=2
L1=60
R2=40
then substitute
R1/2=60/40
R1=60*2/40
R1=120/40
R1=3 ohms
