Give one example each of a class I lever where the mechanical advantage is (a) more than 1, and (b) less than 1.
Give one example each of a class I lever where the mechanical advantage is (a) more than 1, and (b) less than 1.

Solutions:

(a) Shears, which are used to cut thin metal sheets, have multiple mechanical advantages.

(b) For a mechanical advantage of less than one:

a pair of scissors with blades that are longer than the handles.