Write down the number of significant figures in the following: 0.003 m^2 , 0.1250 gm cm^-2, 6.4 x 10^6 m, 1.6 x 10^-19 C, 9.1 x 10^-31 kg. - VgyanHub

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15.Write down the number of significant figures in the following: 0.003 m^2 , 0.1250 gm cm^-2, 6.4 x 10^6 m, 1.6 x 10^-19 C, 9.1 x 10^-31 kg.

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