an Olympic track runner starts from rest and has an acceleration of 1.3 m/s2 , then has Zero acceleration for the remainder of * ? the race. find the runner's speed at 2 s 2.6 m/s O 4m/s O 3.5 m/s O

College Physics
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Chapter2: Motion In One Dimension
Section: Chapter Questions
Problem 51P: A tennis player tosses a tennis ball straight up and then catches it after 2.00 s at the same height...
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Q2\ choose correct answer for the following
:questions
an Olympic track runner starts from rest
and has an acceleration of 1.3 m/s2 , then
has Zero acceleration for the remainder of
* ? the race. find the runner's speed at 2 s
2.6 m/s
4m/s O
3.5 m/s
Aball is thrown upward with an initial
velocity of 20 m/s. how long will the ball
* ? take to reach its maximum height
2.04 s
1s
5 s O
Aball is thrown downward from the top of a
roof with a speed of 25 m/s .After 2 s, its
* velocity will be
- 44.6 m/s
Transcribed Image Text:Q2\ choose correct answer for the following :questions an Olympic track runner starts from rest and has an acceleration of 1.3 m/s2 , then has Zero acceleration for the remainder of * ? the race. find the runner's speed at 2 s 2.6 m/s 4m/s O 3.5 m/s Aball is thrown upward with an initial velocity of 20 m/s. how long will the ball * ? take to reach its maximum height 2.04 s 1s 5 s O Aball is thrown downward from the top of a roof with a speed of 25 m/s .After 2 s, its * velocity will be - 44.6 m/s
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