A test rocket is fired straight up from rest with a net acceleration of 20 m/s2. After 4 seconds the motor turns off, but the rocket continues to coast upward with no appreciable air resistance. What maximum elevation does the rocket reach? Hint: There are two motions involved here. Upwards with upward directed acceleration 20 m/s2 for 4 s and the rest free fall. A. 487 m B. 327 m C. 320 m D. 408 m E. 160 m

A test rocket is fired straight up from rest with a net acceleration of 20 m/s2. After 4 seconds the motor turns off, but the rocket continues to coast upward with no appreciable air resistance. What maximum elevation does the rocket reach? Hint: There are two motions involved here. Upwards with upward directed acceleration 20 m/s2 for 4 s and the rest free fall. A. 487 m B. 327 m C. 320 m D. 408 m E. 160 m

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section: Chapter Questions

Problem 8CQ: You throw a ball vertically upward so that it leaves the ground with velocity +5.00 m/s. (a) What is...

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