C.D.0.50.25M = 3V= 22 (6) = 3 (4)6. A merry-go-round, having a radius of 2.5 m, is set in motion starting from rest, by studentsapplying a force of 500 N tangential to the rim of the wheel. After five seconds of torque, thestudents let go and measure the rotational speed: 1.25 rad/s. The rotational inertia of themerry-go-round is:thePoInitialposition2.5 × 10³ kg m² B. 5.0 × 10³ kg m² C. 7.5 × 10² kg m² D. 1.0 × 104 kg m²W=1.25A. Ir = 2.SF =SOONt = 5sec7.A crate is being pushed with a constant horizontal force, F. Four forces can be identified:1) F, 2) the gravitational force, 3) the normal force, and 4) the frictional force. Which forcesdo no work on the crate?Copyright & The McGraw-Hill Companies, Inc. Permission required for reproduction or display.FÅFinalposition

“Since you have posted multiple questions, we will provide the solution only to the first question…

6. A merry-go-round, having a radius of 2.5 m, is set in motion starting from rest, by students applying a force of 500 N tangential to the rim of the wheel. After five seconds of torque, the students let go and measure the rotational speed: 1.25 rad/s. The rotational inertia of merry-go-round is: the the uito A. 2.5 × 10³ kg m² B. 5.0 x 103 kg m² C.7.5 x 102 kg m² D. 1.0 x 104 kg m²

6. A merry-go-round, having a radius of 2.5 m, is set in motion starting from rest, by students applying a force of 500 N tangential to the rim of the wheel. After five seconds of torque, the students let go and measure the rotational speed: 1.25 rad/s. The rotational inertia of merry-go-round is: the the uito A. 2.5 × 10³ kg m² B. 5.0 x 103 kg m² C.7.5 x 102 kg m² D. 1.0 x 104 kg m²

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

C.
D.
0.5
0.25
M = 3
V= 2
2 (6) = 3 (4)
6. A merry-go-round, having a radius of 2.5 m, is set in motion starting from rest, by students
applying a force of 500 N tangential to the rim of the wheel. After five seconds of torque, the
students let go and measure the rotational speed: 1.25 rad/s. The rotational inertia of the
merry-go-round is:
the
Po
Initial
position
2.5 × 10³ kg m² B. 5.0 × 10³ kg m² C. 7.5 × 10² kg m² D. 1.0 × 104 kg m²
W=1.25
A. I
r = 2.S
F =
SOON
t = 5sec
7.
A crate is being pushed with a constant horizontal force, F. Four forces can be identified:
1) F, 2) the gravitational force, 3) the normal force, and 4) the frictional force. Which forces
do no work on the crate?
Copyright & The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
F
Å
Final
position

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