A 4.5-m-diameter merry-go-round is initially turning with a 3.1 s period. It steadily slows down and stops in 24 s. Before slowing, what is the speed of a child on the rim? Express your answer with the appropriate units. V=2.7 Submit HÅ → m S BING Previous Answers Request Answer ?

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<HW06: Rotational Kinematics and 2D Dynamics
PHYS 211 - Summer 2023 - UP
A bicycle wheel is rotating at 50 rpm when the
cyclist begins to pedal harder, giving the wheel a
constant angular acceleration of 0.50 rad/s².
IPF
[ PF
m tv
▼
f=
I
Submit
Part B
15] ΑΣΦ
What is the wheel's frequency, in rpm, 6.0 s later?
Express your answer in revolutions per minute to two significant figures.
View Available Hint(s)
SISI IC!
G
N of revs =
[5] ΑΣΦ
How many revolutions does the wheel make during this time?
Express your answer to two significant figures.
► View Available Hint(s)
Hi, Jasem ✓
MA A
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rpm
?
Review | Constants
O
+
W
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Transcribed Image Text:y Bookmarks PIPI P { Assignments Profiles Item 2 ( X Tab S Window JUL 22 FI ecollege.com/course.html?courseld=17916803&OpenVellumHMAC=3f75c6260abdf96f9778c80d0423cd87&key=3392... Help <HW06: Rotational Kinematics and 2D Dynamics PHYS 211 - Summer 2023 - UP A bicycle wheel is rotating at 50 rpm when the cyclist begins to pedal harder, giving the wheel a constant angular acceleration of 0.50 rad/s². IPF [ PF m tv ▼ f= I Submit Part B 15] ΑΣΦ What is the wheel's frequency, in rpm, 6.0 s later? Express your answer in revolutions per minute to two significant figures. View Available Hint(s) SISI IC! G N of revs = [5] ΑΣΦ How many revolutions does the wheel make during this time? Express your answer to two significant figures. ► View Available Hint(s) Hi, Jasem ✓ MA A MacBook Pro R ? C www Sign Out rpm ? Review | Constants O + W ☐ 2 of 15 J He
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PHYS 211- Summer 2023 - UP
<HW06: Rotational Kinematics and 2D Dynamics
Item 1
JUL
22
A 4.5-m-diameter merry-go-round is initially turning
with a 3.1 s period. It steadily slows down and
stops in 24 s.
m
tv
▼
V=
v= 2.7
Before slowing, what is the speed of a child on the rim?
Express your answer with the appropriate units.
μÃ
HÅ
Part B
FOICE
Δθ =
m
S
Submit Previous Answers Request Answer
MacBook Pro
Hi, Jasem
SOM
X Incorrect; Try Again; 3 attempts remaining
A
?
How many revolutions does the merry-go-round make as it stops?
Express your answer in revolutions.
IVE ΑΣΦ 1
Sign Out
?
rev
+
W
0 J
Review | Constants
A Help
1 of 15
⠀
Transcribed Image Text:History FP Bookmarks PI +H www PI Assignments Profiles Tab Window Help P{ O ★ S llum.ecollege.com/course.html?courseld=17916803&OpenVellum HMAC=3f75c6260abdf96f9778c80d0423cd87&key=3392... 1 ** | PCONDI PHYS 211- Summer 2023 - UP <HW06: Rotational Kinematics and 2D Dynamics Item 1 JUL 22 A 4.5-m-diameter merry-go-round is initially turning with a 3.1 s period. It steadily slows down and stops in 24 s. m tv ▼ V= v= 2.7 Before slowing, what is the speed of a child on the rim? Express your answer with the appropriate units. μà HÅ Part B FOICE Δθ = m S Submit Previous Answers Request Answer MacBook Pro Hi, Jasem SOM X Incorrect; Try Again; 3 attempts remaining A ? How many revolutions does the merry-go-round make as it stops? Express your answer in revolutions. IVE ΑΣΦ 1 Sign Out ? rev + W 0 J Review | Constants A Help 1 of 15 ⠀
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