{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Practice-Quiz6

# Practice-Quiz6 - depicted above 1(1.5 pts Write down the...

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

Physics 7B Practice Quiz 6 Grade: DL Section: Name: _______________________ ID: _______________________ I certify by my signature that I will abide by the code of academic conduct of the University of California. Signature No books or notes. Calculators OK. Show all your work below. Answers alone do not receive credit! A 0.5 kg ball moving at 4 m/s strikes a surface at a 45 degree angle and bounces off elastically, as

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.

Unformatted text preview: depicted above. 1. (1.5 pts) Write down the momentum vector of the ball before and after it bounces. 2. (1.5 pts) What is the impulse of the surface on the ball? 3. (1.5 pts) If the ball is in contact with the surface for 5 milliseconds, what is the average force of the surface on the ball? momentum: p = m v impulse = change in momentum = F Δ t 2...
View Full Document

{[ snackBarMessage ]}