Question

The finger exerts a force of 84 N on the pinhead. The pinhead has an area of 6.0 ✕ 10−5 m2.
(i) Calculate the pressure exerted by the finger on the pinhead.
(ii) State the value of the force exerted by the pin on the thumb.

Answer 1

Answer:

i) Pressure = Force/ area

= 84/ 6.0 × 10^-5 m²

= 0.00014