If a graph shows time on the horizontal axis and speed on the vertical axis a straight horizontal line across the graph would indicate
You set up a pulley to help you lift something you anchor the rope at one end and arrange a moveable pulley to achieve a mechanical advantage of 2 by the time you have lifted the object 5m off the gro
With regard to the object-lifting examples traced in lesson3 the ima is equal to the distance divided by the distance
What is the effect of using an inclined plane to lift an object
