Question

When air blows faster, without obstruction, then:

• A. air pressure decreases
• B. air pressure increases by same amount
• C. air pressure remains the same
• D. air pressure increases

Answer 1

The correct option is A air pressure decreases

When air blows faster, without obstruction, then air pressure in the region decreases. This is also known as Bernoulli Principle and follows from law of conservation of energy.