1301Civil EngineeringMedium
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?
A(1) and (4)
B(2) and (3)
C(2) and (4)
D(1) and (3)
Correct answer
C. (2) and (4)
Explanation
The correct answer is (2) and (4).