Question

Why is it easier to insert a nail using a hammer than an iron rod?

Answer 1

Answer:

Because more the area more is the pressure and less the area less is the pressure.

As the hammer has more circular area as compared to the iron rod it will apply more pressure to the nail and the nail will get easily inserted in the wall.

Answer 2

Answer:

Explanation:P

P=F/A

So, pressure is inversly propotional to the area

As the area of hammer is more than that of an iron rod,the force applied will be exerted with a greater force over a smaller area.