Figure shows a rod of length l resting on a wall and the floor. Its lower end A is pulled towards
Channel: Doubtnut
Date: 2020-07-26

Figure shows a rod of length l resting on a wall and the floor. Its lower end A is pulled towards left with a constant velocity u. As a result of this, end A starts moving down along the wall. Find the velocity of the other end B downward when the rod makes an angle `theta` with the horizontal.