In meter bridge experiment for measuring unknown resistance ' S ', the null point is obtained at a…

In meter bridge experiment for measuring unknown resistance 'S', the null point is obtained at a distance 30 cm from the left side as shown at point D. If R is 5.6 , then the value of unknown resistance 'S' will be _____ Ω.

Solution

Using balanced wheatstone condition in meter bridge

RS=7030

Given here, R=5.6 .

The, S30=5.6×10370

S=37×5.6×103=2400 Ω

Asked in: JEE Main 2022 (27 Jul Shift 1)

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