25.25 Use the following differential equations to compute the velocity and position of a soccer ball that is kicked straight up in the air with an initial velocity of 40 m/s: dy dt dv Cd -g dt m where y = upward distance (m), t = time (s), v = upward velocity (m/s), g = gravitational constant (= 9.81 m/s), ca cient (kg/m), and m = mass (kg). Note that the drag coefficient is related to more fundamental parameters by = drag coeffi- %3| 1 C4 = 5 PAC4 where p = air density (kg/m³), A = area (m²), and Ca mensionless drag coefficient. Use the following parameter values for your calculation: d = 22 cm, m = Ca = 0.52. the di- %3D 0.4 kg, p = 1.3 kg/m³, and
25.25 Use the following differential equations to compute the velocity and position of a soccer ball that is kicked straight up in the air with an initial velocity of 40 m/s: dy dt dv Cd -g dt m where y = upward distance (m), t = time (s), v = upward velocity (m/s), g = gravitational constant (= 9.81 m/s), ca cient (kg/m), and m = mass (kg). Note that the drag coefficient is related to more fundamental parameters by = drag coeffi- %3| 1 C4 = 5 PAC4 where p = air density (kg/m³), A = area (m²), and Ca mensionless drag coefficient. Use the following parameter values for your calculation: d = 22 cm, m = Ca = 0.52. the di- %3D 0.4 kg, p = 1.3 kg/m³, and
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![25.25 Use the following differential equations to compute the
velocity and position of a soccer ball that is kicked straight up in the
air with an initial velocity of 40 m/s:
dy
= v
dt
dv
Cd
-g
dt
m
where y
upward distance (m), t = time (s), v = upward velocity
(m/s), g = gravitational constant (= 9.81 m/s²), ca = drag coeffi-
cient (kg/m), and m = mass (kg). Note that the drag coefficient is
related to more fundamental parameters by
%3D
1
PAC,
where p = air density (kg/m³), A = area (m²), and Ca = the di-
mensionless drag coefficient. Use the following parameter values
for your calculation: d = 22 cm, m = 0.4 kg, p =
Ca = 0.52.
1.3 kg/m², and](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff865e8e2-3d6a-461d-8a4c-11ca3709658b%2Fc8e9ed6f-1d57-4146-b754-7bf35b2d89e8%2F8gbqhps_processed.jpeg&w=3840&q=75)
Transcribed Image Text:25.25 Use the following differential equations to compute the
velocity and position of a soccer ball that is kicked straight up in the
air with an initial velocity of 40 m/s:
dy
= v
dt
dv
Cd
-g
dt
m
where y
upward distance (m), t = time (s), v = upward velocity
(m/s), g = gravitational constant (= 9.81 m/s²), ca = drag coeffi-
cient (kg/m), and m = mass (kg). Note that the drag coefficient is
related to more fundamental parameters by
%3D
1
PAC,
where p = air density (kg/m³), A = area (m²), and Ca = the di-
mensionless drag coefficient. Use the following parameter values
for your calculation: d = 22 cm, m = 0.4 kg, p =
Ca = 0.52.
1.3 kg/m², and
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