A 2 m long ladder rests against a wall and makes an angle of 30° with the horiz

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A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?
i. 1.0 in from the wall
ii. 1.732 m from the wall
iii. 1.0 m above the floor
iv. 1.732 m above the floor
The correct answer is

Options:

A . (i) and (iii)

B . (i) and (iv)

C . (ii) and (iii)

D . (ii) and (iv)

Answer: Option D

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