1. An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff. 2. A bike accelerates uniformly from rest to a speed of 7.10 m/s over a distance of 35.4 m. Determine the acceleration of the bike.
1. An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff. 2. A bike accelerates uniformly from rest to a speed of 7.10 m/s over a distance of 35.4 m. Determine the acceleration of the bike.
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Answer 1 and 2
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Follow the formula in the second pic
Transcribed Image Text:image
#1
2
d = Vit + 1/2 at² d = v*t +
+ 1/2*a+1²
V/f = Vi t at
#12
V = V₁ +a*t
v² = v₁² + 2*a*d
#4
d
V₁ + Vf
2
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t
Transcribed Image Text:1. An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s
until is finally lifts off the ground. Determine the distance
traveled before takeoff.
2. A bike accelerates uniformly from rest to a speed of 7.10 m/s
over a distance of 35.4 m. Determine the acceleration of the
bike.
3. A car traveling at 22.4 m/s skids to a stop in 2.55 s. Determine
the skidding distance of the car (assume uniform acceleration).
4. A race car accelerates uniformly from 18.5 m/s to 46.1 m/s in
2.47 seconds. Determine the acceleration of the car and the
distance traveled.
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