18. A dart of mass 0.4 kg is pressed against the spring of a toy gun. The spring with a constant K = 160 N/m and ignorable mass compressed 4 cm and released. If the dart detaches from the spring when the spring reaches its natural length (x=0), what speed does the dart required? a. 1.1 m/s b. 1.0 m/s c. 0.9 m/s d. 0.8 m/s

18. A dart of mass 0.4 kg is pressed against the spring of a toy gun. The spring with a constant K = 160 N/m and ignorable mass compressed 4 cm and released. If the dart detaches from the spring when the spring reaches its natural length (x=0), what speed does the dart required? a. 1.1 m/s b. 1.0 m/s c. 0.9 m/s d. 0.8 m/s

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter15: Oscillations

Section: Chapter Questions

Problem 35P: When an 80.0-kg man stands on a pogo stick, the spring is compressed 0.120 m. (a) What is the force...

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