An overhead view of part of a pinball game is shown. If the plunger imparts an initial speed of 2.9 m/s to the ball at time t = 0, determine the acceleration a of the ball (a) at time t = 0.08 s and (b) at time t = 0.19 s. At point F, the speed of the pinball has decreased by 12% from the initial value, and this decrease may be assumed to occur uniformly over the total distance traveled by the pinball. Use the values r = 140 mm and 0 = 68% Answers: 1 L--x B (a) t = 0.08 s, a= (i (b) t = 0.19s, a= (i D C E i+i i+ i j) m/s² j) m/s²

An overhead view of part of a pinball game is shown. If the plunger imparts an initial speed of 2.9 m/s to the ball at time t = 0, determine the acceleration a of the ball (a) at time t = 0.08 s and (b) at time t = 0.19 s. At point F, the speed of the pinball has decreased by 12% from the initial value, and this decrease may be assumed to occur uniformly over the total distance traveled by the pinball. Use the values r = 140 mm and 0 = 68% Answers: 1 L--x B (a) t = 0.08 s, a= (i (b) t = 0.19s, a= (i D C E i+i i+ i j) m/s² j) m/s²

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

An overhead view of part of a pinball game is shown. If the plunger imparts an initial speed of 2.9 m/s to the ball at time t = 0, determine
the acceleration a of the ball (a) at time t = 0.08 s and (b) at time t = 0.19 s. At point F, the speed of the pinball has decreased by 12%
from the initial value, and this decrease may be assumed to occur uniformly over the total distance traveled by the pinball. Use the
values r = 140 mm and 8 = 68%
--
Answers:
L--x
r
B
(a) t = 0.08 s, a= (i
(b) t = 0.19 s, a= (i
D
E
F
i+i
i+i
j) m/s²
j) m/s²

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