When a 1984 Alfa Romeo Spider sports car accelerates at the maximum possible rate, its motion during the first 20 s is extremely well modeled by the simple equation uz 2Pt where P 3.6 × 104w is the car's power output, m : 1200 g is its mass, and s in m s. That is, the square of the cars velocity increases i early th time

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter7: Work And Kinetic Energy
Section: Chapter Questions
Problem 72P: A 500-kg dragster accelerates from rest to a final speed of 110 m/s in 400 m (about a quarter of a...
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The prompt is in the image attached. The questions I need help are:

a) Evaluate the acceleration at t=1.0 s. Express your answer in m/s^2 in 2 significant figures.
b) Evaluate the acceleration at t=11s. Express your answer in m/s^2 in 2 significant figures.

Thank you!

When a 1984 Alfa Romeo Spider sports car accelerates at the maximum possible rate, its motion during the first 20 s is extremely well modeled by the simple equation
uz 2Pt
where P 3.6 × 104w is the car's power output, m : 1200 g is its mass, and s in m s. That is, the square of the cars velocity increases i early th time
Transcribed Image Text:When a 1984 Alfa Romeo Spider sports car accelerates at the maximum possible rate, its motion during the first 20 s is extremely well modeled by the simple equation uz 2Pt where P 3.6 × 104w is the car's power output, m : 1200 g is its mass, and s in m s. That is, the square of the cars velocity increases i early th time
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