Machine Quiz

Which simple machine changes the direction of force without changing its magnitude?

Mechanical advantage of an ideal fixed pulley is:

Which simple machine is actually a modified inclined plane?

A wedge works mainly by:

In which class of lever is the load between the fulcrum and effort?

Which of the following is an example of a third-class lever?

If the effort arm of a lever is longer than the load arm, the lever will:

Which simple machine is mainly used to increase speed or distance moved rather than force?

Which of the following combinations gives the maximum mechanical advantage?

The mechanical advantage of a movable pulley is ideally:

Which factor reduces the efficiency of a simple machine?

Which of the following machines is used to obtain a gain in speed?

A screw jack is preferred for lifting heavy vehicles because it:

Which of the following has the highest efficiency?

Which of the following machines always has MA greater than 1?