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.
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.