A rectangle has length of 2.21 10^ -1 ~m and width equal to 2.2 10^ -1 ~m . Its area is
Physics · JEE Main · NTA Exams — Physics and Measurement
A rectangle has length of \(2.21 \times 10^{-1} \mathrm{~m}\) and width equal to \(2.2 \times 10^{-1} \mathrm{~m}\). Its area is
- \(4.862 \times 10^{-2} \mathrm{~m}^{2}\)
- \(4.86 \times 10^{-2} \mathrm{~m}^{2}\)
- \(4.8 \times 10^{-2} \mathrm{~m}^{2}\)
- \(4.9 \times 10^{-2} \mathrm{~m}^{2}\)
Answer
(B) 4.86 10^ -2 ~m ^ 2
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