{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

# Quiz1 B - Exam Fluid Motion Name MULTIPLE CHOICE Choose the...

This preview shows pages 1–2. Sign up to view the full content.

Exam Fluid Motion Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) One of the dangers of tornados and hurricanes is the rapid drop in air pressure that is associated with such storms. Assume that the air pressure inside of a sealed house is 1.02 atm when a hurricane hits. The hurricane rapidly decreases the external air pressure to 0.910 atm. What net force (directed outwards) is exerted on a 1.25 - m square window on the house? 2) A house is supported on 20 pilings each with a 0.5 m 2 area at the base. The soil can withstand 5 psi. What could be the maximum mass of the house? 3) A hollow steel ball of diameter 3 m barely floats in water (has a neutral buoyancy). What is the wall thickness of the ball? (ρ Fe = 7.87 g/cm 3 ) 4) What is the minimal number of logs 3.00 m long and with 14.5 cm radius needed to make a raft, which

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 2

Quiz1 B - Exam Fluid Motion Name MULTIPLE CHOICE Choose the...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online