Question

A column of air extending up to the height of atmosphere and base of area 10 cm $\times$ 10 cm was kept above a boy's head. Why didn't he get crushed?

• A. The pressure inside our body is also equal to the atmospheric pressure and they cancel each other out.
• B. The pressure inside our body is unequal to the atmospheric pressure.
• C. The above statement is incorrect.
• D. Can't be said.

Answer 1

The correct option is A

The pressure inside our body is also equal to the atmospheric pressure and they cancel each other out.

The atmospheric pressure is counter-balanced by the internal pressure of our body. So, he didn't get crushed.