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A potentiometer wite is supplies a constant voltage of 3v . A cell of e.m.f 1.08v is balance by the voltage drop across 216 cm of the wire. Find the total length of potentiometer wire |
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Answer» ong>Answer: l= ( 1.08× 216 × 10 ^-2 ) / 3 = 0.776 meter { l = length of POTENTIOMETER WIRE & x = 216 CM } |
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