Question

10. Let us convert a measured length of 4.700 minto different units. Keeping in view the number of significant figures, which of the following is not a correct method of converting the units? O m x (a) 4.700 m = 4.700 x 102 cm O (b) 4.700 m = 4.700 x 10 mm 0 (c) 4.700 m = 4700
mm O (d) 4.700 m = 4.700 x 103 km​
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Answer 1

Answer:

Only a is correct because the significant figures is not changed while converting units.

4.700 m = 4.700 * 10 ^2 cm