Question

Please convert the given data given in the picture

Class-11

No spamming​

Answer 1

Answer:

1mm =10^6nm

20mm=20×10^6nm

=2×10^7 nm

Answer 2

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$1mm=10^{6}nm$

$20mm=20 × 10^{6}nm$

$=》2× 10^{7}nm$

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