Test Index

JEE Main 8 April 2017 Solved Paper Solved Paper

© examsnet.com

Question : 4

Total: 90

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 :

constant speed
decreasing speed
increasing speed
speed which is
3
4
th of that of the roller when the weight is 0.4 m above the ground

Go to Question:

Prev Question

Next Question