Give reasons for the following statements.3. Place a crumpled piece of paper on the mouth of an empty bottle and it comes outside when you blow air inside the bottle.
Share
Give reasons for the following statements.3. Place a crumpled piece of paper on the mouth of an empty bottle and it comes outside when you blow air inside the bottle.
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
Bernoulli noticed that air has a lower pressure when it's moving more quickly. As you blow into the mouth of the bottle the air is moving fastest - so is at the lowest pressure. Inside the bottle, the air is moving more slowly - so a higher pressure. As the pressure is higher inside the bottle than in the mouth this pushes the paper out!
Explanation:
Pls like and follow