Question

Assertion: Steel nails are pointed at one end to have least area of contact with the surface. Reason: Least area exerts high pressure.

Answer 1

Answer:

Assertion

Pins and nails are made to have pointed ends in order to have the minimal area of contact between the pointed ends and the given surface.

Reason

Minimal area of contact means that the pressure applied on the surface by the pin is greater.

Explanation:

HOPE IT HELP

Answer 2

Both A and R are true and R is the correct explanation of A