Physics-
General
Easy
Question
A rod of length 
is moving such that its ends A and B move in contact with the horizontal floor and vertical wall respectively as shown in figure. O is the intersection point of the vertical wall and horizontal floor. The velocity vector of the centre of rod C is always directed along tangent drawn at C to the -
- circle of radius
whose centre lies at O
- circle of radius
whose centre lies at O
- circle of radius whose centre lies at O
- None of these
whose centre lies at O
whose centre lies at O
whose centre lies at O
The correct answer is: circle of radius whose centre lies at O
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