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  4. A current of 2.34 A flows in resistance of 11.111111 Ω . The potential difference across the given resistance with due regard for the significant figure is

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Q. A current of $2.34 \, A$ flows in resistance of $11.111111 \, $ $\Omega $ . The potential difference across the given resistance with due regard for the significant figure is

NTA AbhyasNTA Abhyas 2020Physical World, Units and Measurements

Solution:

$V=2.34\times 11.11111$ volt $=26.0$ volt.
[Because the final result should contain three significant figure.
Why three because out of two multiplying data least number of significant number is three which is in 2.34]