Mechanical advantage provided by lever action of malleus
The handle of the malleus is 1.3 times longer than the long process of the incus, providing a mechanical advantage of 1.3. (Ref: Diseases of EAR, NOSE and THROAT by PL Dhingra 6th edition; page no.14)
2:01
1.3 : 1
1.8 : 1
1:01
Ear