In the following arrangement, if the rest is placed on a cantilever pontic , the cantilever can act as a
Correct Answer: First class lever
Description: A cantilever can be described as a rigid beam supported only at one end. When force is directed against the unsupported end of the beam (as in this rest placed on a cantilevered pontic), the cantilever can act as a first-class lever. The mechanical advantage in this illustration favors the effort arm.
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