L (0%) Problem 10: A 20kg child slides down a playground slide with a constant acceleration of a = 1.9 rn/s2 parallel to the surface of the slide. The child starts sliding With an initial speed of v0. Refer to the gure. Uthccxpcrttaxom D 33% Part (2) Enter an expression for the child's speed squared, V132, at the bottom of the slide in terms of a, v0, and the length of the slide, d. 2 _ Vf * | Submit Hint _ I give up! Hints: 1% deduction per hint. Hints remaining: i Feedback: 0% deduction per feedback. Grade Summary Deductions 0% Potential 100% Submissions Attempts remaining: Q (% per attempt) detailed View i 3 33% Part (b) If the slide is 4.0 m long and the child's final speed is vf= 5.0 m/s, What is their initial speed, in meters per second? E 5 33% Part (c) When starting from rest, how long, in seconds, does it take the child to reach the bottom of the slide? All oontmt2022 Expert TA, LLC