Question

A pressure cooker is used at higher altitude since the atmospheric pressure at higher altitude is _______.

• A. less than 76 cm of Hg
• B. more than 76 cm of Hg
• C. equal to 76 cm of Hg
• D. depends upon the boiling point of water

Answer 1

Answer: (A)

less than 76 cm of Hg

$\begin{array}{c}\text{A pressure cooker is used at higher altitude Since the atmasp-}\\ \text{heric pressure at high altitude is less than}76cm\text{of}Hg\text{.}\\ \text{Since Atmospheric pressure decreases with increase in altitude,}\end{array}$