6 4 2 0 1 2 3 4 5 6 78 (s) -2 -4 -6 a P 2.19 Runner A is initially 4.0 mi west of a flagpole and is running with a constant velocity of 6.0 mi/ h due east. Runner B is initially 3.0 mi east of the flagpole and is running with a constant velocity of 5.0 mi/ h due west. How far are the runners from the flagpole when they meet? P 2.22 The average person passes out at an acceleration of 7g (that is, seven times the gravitational accelerati on Earth). Suppose a car is designed to accelerate at this rate. How much time would be required for t car to accelerate from rest to 60.0 miles per hour? (The car would need rocket boosters!) P 2.23

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Chapter4: Motion In Two Dimensions
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I need help on P2.19.

6
4
2
0
1 2 3 4 5 6 78
(s)
-2
-4
-6
a
P 2.19
Runner A is initially 4.0 mi west of a flagpole and is running with a constant velocity of 6.0 mi/ h due
east. Runner B is initially 3.0 mi east of the flagpole and is running with a constant velocity of 5.0 mi/ h
due west. How far are the runners from the flagpole when they meet?
P 2.22
The average person passes out at an acceleration of 7g (that is, seven times the gravitational accelerati
on Earth). Suppose a car is designed to accelerate at this rate. How much time would be required for t
car to accelerate from rest to 60.0 miles per hour? (The car would need rocket boosters!)
P 2.23
Transcribed Image Text:6 4 2 0 1 2 3 4 5 6 78 (s) -2 -4 -6 a P 2.19 Runner A is initially 4.0 mi west of a flagpole and is running with a constant velocity of 6.0 mi/ h due east. Runner B is initially 3.0 mi east of the flagpole and is running with a constant velocity of 5.0 mi/ h due west. How far are the runners from the flagpole when they meet? P 2.22 The average person passes out at an acceleration of 7g (that is, seven times the gravitational accelerati on Earth). Suppose a car is designed to accelerate at this rate. How much time would be required for t car to accelerate from rest to 60.0 miles per hour? (The car would need rocket boosters!) P 2.23
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