Let the wavelengths of the electromagnetic waves used quite often for (i) killing germs in household water purifiers, (ii) remote sensing (iii) treatment of cancer, be labelled as λ1, λ2 and λ3 in increasing order. [CBSE Sample Paper 2011]

Let the wavelengths of the electromagnetic waves used quite often for

1.	Let the wavelengths of the electromagnetic waves used quite often for (i) killing germs in household water purifiers, (ii) remote sensing (iii) treatment of cancer, be labelled as λ1, λ2 and λ3 in increasing order. [CBSE Sample Paper 2011]
Answer» i)killing germs in HOUSEHOLD WATER PURIFIER,plz MARK as brainleast

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Let the wavelengths of the electromagnetic waves used quite often for (i) killing germs in household water purifiers, (ii) remote sensing (iii) treatment of cancer, be labelled as λ1, λ2 and λ3 in increasing order. [CBSE Sample Paper 2011]

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