Purchase Solution

Motion: Average speed and acceleration

Not what you're looking for?

Ask Custom Question

Secretariat ran the Kentucky Derby with times of 25.4 s, 24.3 s, 23.1 s, and 22.8 s, for the quarter mile.
(a) Find his average speed during each quarter-mile segment.

first segment -------- ft/s

second segment -------- ft/s

third segment -------- ft/s

fourth segment -------- ft/s

(b) Assuming that Secretariat's instantaneous speed at the finish line was the same as his average speed during the final quarter mile, find his average acceleration for the entire race. (Hint: Recall that horses in the Derby start from rest.)
------- ft/s2

Purchase this Solution

Solution Summary

Problem related to average speed and acceleration is solved and explained.

Purchase this Solution

Free BrainMass Quizzes
Intro to the Physics Waves

Some short-answer questions involving the basic vocabulary of string, sound, and water waves.

The Moon

Test your knowledge of moon phases and movement.

Variables in Science Experiments

How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.

Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.

Basic Physics

This quiz will test your knowledge about basic Physics.