(5%) Problem 5: A skydiver drops d = 357 m in t = 8.3 s before letting out her parachute. After the chute opens, she drops an additional d = 776 m in t = 120.5 s. A coordinate system is indicated in the figure. 25% Part (a) Enter an expression for the skydiver's average speed, v, during the period before letting out the chute in terms of the given quantities. V1 = 83.82 Grade Summary Deductions ( ) 7 8 9 HOME d d d ^^4 5 6 - g h i * 1 2 3 j m P + 0 END t "1 12 O BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Hints: 2 for a 0% deduction. Hints remaining: 0 -Think about how average speed is related to total distance and total time. -What was the total distance traveled during time period, tj, before the chute was opened? Feedback: 0% deduction per feedback. Potential X 0% 100% Submissions Attempts remaining: 15 (0% per attempt) detailed view V = 25% Part (b) Enter an expression for the skydiver's average speed, v2, during the period after letting out the chute in terms of the given quantities. () B 7 8 9 HOME d d d2 4 5 6 g h i * 1 2 3 j m - 0 END t t1 t VO BACKSPACE DEL CLEAR Grade Summary Deductions Potential Submissions 0% 100% Attempts remaining: 15 (0% per attempt) detailed view Submit Hint Feedback I give up! Hints: 2 for a 0% deduction. Hints remaining: 0 -Again, think about how average velocity is related to total distance and total time. -What was the total distance traveled during the time to after the chute was opened? Feedback: 0% deduction per feedback. 25% Part (c) Enter an expression for the skydiver's average speed during the entire fall, Vavg, in terms of the given quantities. Vavg = ( 7 8 9 HOME d d d 1^^4 5 6 g h i * 1 2 3 j m P + - 0 END t t1 $2 VO BACKSPACE DEL CLEAR Submit Hint Hints: 3 for a 0% deduction. Hints remaining: 0 -What is the total distance traveled? -How long did the entire fall take? -Use a similar expression to what is used in Parts (a) & (b), but over the total fall. Feedback I give up! Feedback: 0% deduction per feedback. 25% Part (d) Calculate the skydiver's average speed, Vavg, in meters per second, during the entire fall. Vavg = m/s