Match List-I with List-II.

	List - I		List -II
(A)	AC generator	(I)	Detects the presence of current in the circuit
(B)	Galvanometer	(II)	Converts mechanical energy into electrical energy
(C)	Transformer	(III)	Works on the principle of resonance in AC circuit
(D)	Metal detector	(IV)	Changes an alternating voltage for smaller or greater value

Choose the correct answer from the options given below :

<p><style type="text/css"> .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px; overflow:hidden;padding:10px 5px;word-break:normal;} .tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px; font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;} .tg .tg-c3ow{border-color:inherit;text-align:center;vertical-align:top} .tg .tg-0pky{border-color:inherit;text-align:left;vertical-align:top} </style> <table class="tg" style="undefined;table-layout: fixed; width: 439px"> <colgroup> <col style="width: 193px"> <col style="width: 45px"> <col style="width: 201px"> </colgroup> <thead> <tr> <th class="tg-0pky">AC generator</th> <th class="tg-c3ow">$\to$<br></th> <th class="tg-0pky">Converts mechanical energy into electrical energy</th> </tr> </thead> <tbody> <tr> <td class="tg-0pky">Galvanometer</td> <td class="tg-c3ow">$\to$<br></td> <td class="tg-0pky">Detects the presence of current in the circuit</td> </tr> <tr> <td class="tg-0pky">Transformer</td> <td class="tg-c3ow">$\to$</td> <td class="tg-0pky">Change AC voltage for smaller or greater value</td> </tr> <tr> <td class="tg-0pky">Metal detector</td> <td class="tg-c3ow">$\to$</td> <td class="tg-0pky">Works on the principle of resonance in AC circuit</td> </tr> </tbody> </table></p>