A wire, which passes through the hole in a small bead, is bent in the form of quarter of a circle. The wire is fixed vertically on ground as shown in the figure. The bead is released from near the top

Question

A wire, which passes through the hole in a small bead, is bent in the form of quarter of a circle. The wire is fixed vertically on ground as shown in the figure. The bead is released from near the top of the wire and it slides along the wire without friction. As the bead moves from A to B, the force it applies on the wire is

Question diagram: A wire, which passes through the hole in a small bead, is be

Options:

Answer:

D

Solution:

Initially bead is applying radially inward normal force.
During motion at an instant, N = 0, after that N will act radially outward.

TestHub · Accepted Answer

Initially bead is applying radially inward normal force. During motion at an instant, N = 0, after that N will act radially outward.

Physics - W.E.P. Question with Solution | TestHub

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