A wire elongates by 1 mm when a load W is hung from it.if the same wires goes over a pulley and two weights W each are hung at the two endsthe elongation of the wire will be

A wire elongates by 1 mm when a load W is hung from it.if the same wir

1.	A wire elongates by 1 mm when a load W is hung from it.if the same wires goes over a pulley and two weights W each are hung at the two endsthe elongation of the wire will be
Answer» L mm l/2mm 2l mm zero Answer :A