<p>(a) Identify the part of the electromagnetic spectrum corresponding to each of the following wavelengths:<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(i) <span class="equation">\(10^{-3}\)</span>nm&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(ii) &thinsp;<span class="equation">\(10^{-3}\)</span>m&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(iii) 1&thinsp;nm</p>

<p>(b) For each radiation identified above, state one practical application.</p>