February 20, 2017

Homework Help: PHYSICS

Posted by Ann on Monday, November 29, 2010 at 7:04pm.

1)A picture of width 40 cm weighing 40N hangs from a nail by means of flexible wire attached to the sides of the picture frame. The midpoint of the wire passes over the nail which is 3 cm higher than the points where the wire is attached to the frame. Find the tension of the wire.

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