44 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be : Choose the correct choice from the following
A) 56 m B) 88 m C) 120 m D) 137 m E) None
Sol.   Let the length of the wire b h.   Radius = 1/2 mm = 1/20 cm. Then,   22/7 * 1/20 * 1/20 * h = 44 ⇔ = [44 * 20 * 20 * 7 / 22= 
<gadget id="calculator">44 * 20 * 20 * 7 / 22</gadget>
<output>5_600</output>
5600cm= 56 m.   56 mnswer 56 m
<result>A</result>
44 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be :