Q)
(chatquestion)...A homogeneous rod AB of length L = 1.8 m and mass M
is pivoted at the centre O in such a way that it can rotate
freely in the vertical plane (see fig). The rod is initially in
the horizontal position. An insect S of the same mass M
falls vertically with speed V on the point C, midway
between the points O and B. Immediately after falling,
the insect moves towards the end B such that the rod
25.
L/2
OU4 U4
(1992)
rotates with a constant angular velocity o
(a) Determine the angular velocity o in terms of V and L.
(b) If the insect reaches the end B when the rod has turned through an angle of 90°, determine V.
1 Answer
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