A seesaw is unbalanced with two people of different masses sitting equal distances from the fulcrum. How we can move the smaller mass to make the seesaw balanced? closer to the fulcrum or further to the fulcrum?
further from the fulcrum
The figure shows a man lifting a heavy rock using a steel bar. He pushes downwards on the end of the bar with a force F. Which pivot positions allows the force F to be as small as possible?
A
In a balanced seesaw the total clockwise moment = total anticlockwise moment .True or False
True
calculate the moment
36 Nm
Which letter is the pivot?
B
Which letter shows where you should apply the effort?
A
Calculate the moment!
2 Nm
calculate the moment
20 Nm
which direction of this moment?
anti-clockwise moment
Calculate the distance of the objects from the fulcrum if the moment is 10 Nm
1 m
