Question

MCQ 3
Q.4. The machine as shown has 2 rods of length 1 m connected by a pivot at the top. The end of one rod is connected to the floor by a stationary pivot and the end of the other rod has a roller that rolls along the floor in a slot. As the roller goes back and forth, a 2 kg weight moves up and down. If the roller is moving towards right at a constant speed, the weight moves up with a :



(1) constant speed
(2) decreasing speed
(3) increasing speed
(4) speed which is 34th of that of the roller when the weight is 0.4 m above the ground.

Answer 1

4 is the correct option

Answer 2

Correct Option is

(2)Decreasing speed