{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

hw10_3221spring2011

# hw10_3221spring2011 - 1 Phy 3221 Due Homework set 10...

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

1 Phy 3221 Due: March 30, 2011 Homework set # 10 Problem 1: Tarzan can swim through still water with a speed c 0 . To impress Jane, he swims directly across the Zambesi river (his path is at a right angle to the shore) and then returns to his starting place. Where he is swimming, the Zambesi is a distance d wide, but ﬂows with a speed of v . a. How long does it take Tarzan to cross the river and then return? b. Jane appears bored by all of this, so now Tarzan decides to swim a distance d directly upstream and then swim back downstream to the original spot on the shore. How long does it take for Tarzan to make this round trip? c. What is the diﬀerence in these times in the limit that v ± c 0 ? This means: subtract the two answers, and write your answer in terms of the small quantity v/c 0 . Then take a Taylor expansion of the result, and keep only the dominant term in powers of v/c 0 Problem 2: A passenger train 120 m long passes a long railroad platform in Winnipeg. The train is moving with a speed of 0

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

hw10_3221spring2011 - 1 Phy 3221 Due Homework set 10...

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

View Full Document
Ask a homework question - tutors are online