Question

If you lie on a bed of nails your back will encounter pressure due to contact with thenails. Nail pressure on your back will be less if the bed has?A) fewer nails.B) more nails.C) both of the aboveD) none of the above

Answer 1

B) more nails.

Explanation:

We have that the pressure is equal to:

`P=(F)/(A)`

Which means that for there to be less pressure, the area must be larger, which means that you should have more nails for less pressure.