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Conversion of Units (2D)

If 1 mm = 10-...

Question

If 1 mm = 10 $^{- 3}$ m, what is the value of
2 $\times$ 10 $^{3}$ mm in m?
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Solution

The correct option is A 2
Given, $1 mm = 10^{- 3} m$

$So, 2 \times 10^{3} mm = 2 \times 10^{3} \times 1 mm = 2 \times 10^{3} \times 10^{- 3} m = 2 \times 10^{3 - 3} m = 2 m$

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