Problem A constant net torque 11 N.m is applied on a uniform solid cylinder with radius 2 m and mass 1.2 Kg. The cylinder starts the rotation from rest and rotates with a constant angular acceleration. Which formula can be used to calculate the cylinder's moment of inertia? (refer to the ♦ formula-sheet and select the number of the correct formula from the list): b) Find the cylinder's Moment of Inertia (1) 1= Ĉ C Find rotational kinetic energy (Krot) of the cylinder at rest Krot ÷ d) (11 Which formula can be used to calculate the final angular speed? (refer to the formula-sheet and select the number of the correct formula from the list): ◆ e Find the angular speed (w) of the cylinder after 3 seconds Wys f) Which formula can be used to calculate the magnitude of rotational angular momentum? (refer to the formula-sheet and select the number of the correct formula from the list): O g Find the magnitude of rotational angular momentum (Les) of the cylinder after 3 seconds Lot

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter13: Rotation Ii: A Conservation Approach
Section: Chapter Questions
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Problem
A constant net torque 11 N.m is applied on a uniform solid cylinder with radius 2
m and mass 1.2 Kg. The cylinder starts the rotation from rest and rotates with a constant angular
acceleration.
a)
Which formula can be used to calculate the cylinder's moment of inertia? (refer to the
수
formula-sheet and select the number of the correct formula from the list)
b)
Find the cylinder's Moment of Inertia (1)
1=
Ĉ
C
Find rotational kinetic energy (Krot) of the cylinder at rest
Krot
÷
d) (1 Which formula can be used to calculate the final angular speed? (refer to the formula-sheet
and select the number of the correct formula from the list): ◆
e
Find the angular speed (w) of the cylinder after 3 seconds
Wy
f)
Which formula can be used to calculate the magnitude of rotational angular momentum?
(refer to the formula-sheet and select the number of the correct formula from the list): O
g)
Find the magnitude of rotational angular momentum (Le) of the cylinder after 3 seconds
Lot 1
Transcribed Image Text:Problem A constant net torque 11 N.m is applied on a uniform solid cylinder with radius 2 m and mass 1.2 Kg. The cylinder starts the rotation from rest and rotates with a constant angular acceleration. a) Which formula can be used to calculate the cylinder's moment of inertia? (refer to the 수 formula-sheet and select the number of the correct formula from the list) b) Find the cylinder's Moment of Inertia (1) 1= Ĉ C Find rotational kinetic energy (Krot) of the cylinder at rest Krot ÷ d) (1 Which formula can be used to calculate the final angular speed? (refer to the formula-sheet and select the number of the correct formula from the list): ◆ e Find the angular speed (w) of the cylinder after 3 seconds Wy f) Which formula can be used to calculate the magnitude of rotational angular momentum? (refer to the formula-sheet and select the number of the correct formula from the list): O g) Find the magnitude of rotational angular momentum (Le) of the cylinder after 3 seconds Lot 1
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