Physics, asked by chikkutherattil7366, 1 year ago

Resistance of conductor of length 75 cm is 3.25 ohm calculate the length of similar conductor whose resistance is 16.25 Om

Answers

Answered by arc555
1
WE have

L=75cm=0.75m
resistance=3.25Ω

We know that

R=ρl/a

We resitsnce =16.35Ω

The ratio between new distance=16.25/3.25=5

Since the vonductor is similar,

Required lenght of new wire=(0.75×5)m=3.75m [redistance is directly proportional to lenght]
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