HW 2 (Homework)
SAI SAMINENI
Phys 2210 - Physics for Scientists and Engineers, section 1, Fall 2011
Instructor: David C. Ailion
Current Score :
8.19 / 12
Due :
Wednesday, August 31 2011 10:00 AM MDT
1.
2/2 points |
Previous Answers
Two students stand on top of a building of height
h
. One throws a ball straight upward at the
same speed as as the other student who simultaneously throws a ball straight downward
toward the ground. Which of the following must be true?(Select all that apply.)
Solution or Explanation
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2.
2/2 points |
Previous Answers
The driver of a car slams on the brakes when he sees a tree blocking the road. The car slows
with a constant acceleration
-5.65
m/s
2
for
4.30
s, making straight skid marks
63.0
m long
ending at the tree. With what speed does the car then strike the tree?
2.50366
2.5
m/s
Solution or Explanation
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3.
0.59/2 points |
Previous Answers
4.
2/2 points |
Previous Answers
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