JEE Mains · Physics · STD 11 - 1. units,dimensions and measurement
A person measures mass of 3 different particles as \(435.42 \mathrm{~g}, 226.3 \mathrm{~g}\) and 0.125 g. According to the rules for arithmetic operations with significant figures, the additions of the masses of 3 particles will be.
- A 661.845 g
- B 662 g
- C 661.8 g
- D 661.84 g
Answer & Solution
Correct Answer
(C) 661.8 g
Step-by-step Solution
Detailed explanation
\(\mathrm{m}_1+\mathrm{m}_2+\mathrm{m}_3=435.42+226.3+0.125\) According to least significant digits \(\mathrm{m}=661.8 \mathrm{~g}\)
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