Answer C only A javelin thrower standing at rest holds the center of the javelinbehind her head, then accelerates it through a distance of 70cm asshe throws. She releases the javelin 2.0m above the groundtraveling at an angle of 30° above the horiz al. In this throw, thejavelin hits the ground 62m away.a. What was the acceleration of the javelin during the throw?Assume that it has a.constant acceleration.b. What is the speed of the javelin as it leaves the hand of thethrower?c. What is the maximum height reached by the javelin?7.0mO 9.8m10.5mO 8.5m

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thrower? c. What is the maximum height reached by the javelin? 7.0m 9.8m O 10.5m 8.5m

University Physics Volume 1

18th Edition

ISBN:9781938168277

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

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

Chapter4: Motion In Two And Three Dimensions

Section: Chapter Questions

Problem 38P: A fastball pitcher can throw a baseball at a speed of 40 m/s (90 mi/b). (a) Assuming the pitcher can...

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Question

Answer C only

A javelin thrower standing at rest holds the center of the javelin
behind her head, then accelerates it through a distance of 70cm as
she throws. She releases the javelin 2.0m above the ground
traveling at an angle of 30° above the horiz al. In this throw, the
javelin hits the ground 62m away.
a. What was the acceleration of the javelin during the throw?
Assume that it has a.constant acceleration.
b. What is the speed of the javelin as it leaves the hand of the
thrower?
c. What is the maximum height reached by the javelin?
7.0m
O 9.8m
10.5m
O 8.5m

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