A well thrown ball is caught in a well-padded mitt. m The deceleration of the ball is 2.10 x 104. and 1.85 ms (milli seconds) s² elapses from the time the ball touches the mitt and stops. (a) • Using the notation Ax for displacement, v for velocity at time t, vo for the initial velocity, and acceleration, determine what quantities are known and what are unknown. • Enter the values of some known quantities below. • Make sure you account for the signs of the vectors using the coordinate system used in Part Enter to 3 significant figures V= a = t= m/s m/s² S (b) Is the acceleration constant during the time the ball comes to a stop? 1 2. Ax= vot+at² 2 3. v²=v²+2a(A x) (c) Which equation of motion can you use to calculate the initial velocity of the ball? 1. v = v₁ + at (d) Calculate the initial velocity of the ball. Enter to 3 significant figures m/s

College Physics
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Chapter3: Two-dimensional Kinematics
Section: Chapter Questions
Problem 19PE: Do Exercise 3.16 again using analytical techniques and change the second leg of the walk to 25.0 m...
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A well thrown ball is caught in a well-padded mitt.
m
The deceleration of the ball is 2.10 x 104 and 1.85 ms (milli seconds)
s²
elapses from the time the ball touches the mitt and stops.
(a)
Using the notation Ax for displacement, v for velocity at time t, v for the initial velocity, and a
acceleration, determine what quantities are known and what are unknown.
• Enter the values of some known quantities below.
• Make sure you account for the signs of the vectors using the coordinate system used in Part 1
Enter to 3 significant figures
●
V=
a =
t =
m/s
✔m/s²
S
(b) Is the acceleration constant during the time the ball comes to a stop?
(c) Which equation of motion can you use to calculate the initial velocity of the ball?
1. v=v₁ + at
1
2. Ax=vot+ = at²
3. v²=v²+2a(A x)
Vo
(d) Calculate the initial velocity of the ball.
Enter to 3 significant figures
✔m/s
Transcribed Image Text:A well thrown ball is caught in a well-padded mitt. m The deceleration of the ball is 2.10 x 104 and 1.85 ms (milli seconds) s² elapses from the time the ball touches the mitt and stops. (a) Using the notation Ax for displacement, v for velocity at time t, v for the initial velocity, and a acceleration, determine what quantities are known and what are unknown. • Enter the values of some known quantities below. • Make sure you account for the signs of the vectors using the coordinate system used in Part 1 Enter to 3 significant figures ● V= a = t = m/s ✔m/s² S (b) Is the acceleration constant during the time the ball comes to a stop? (c) Which equation of motion can you use to calculate the initial velocity of the ball? 1. v=v₁ + at 1 2. Ax=vot+ = at² 3. v²=v²+2a(A x) Vo (d) Calculate the initial velocity of the ball. Enter to 3 significant figures ✔m/s
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