Problem B) Two masses are attached to a 1 m massless rod on a flat frictionless table as shown below in an overhead view. The axis of rotation is 0.25 m away from the 3 kg mass. Given that F = 5 N, F2 = 3 N (which is located halfway between the axis of rotation and the 5 kg mass), and F3 =4 N, calcu- late the total torque, moment of inertia, the direction (CW or CCW), and the resulting angular acceleration. F, F3 e = 40° Axis of F2 rotation 3 kg (5 kg 0 25 m 0.75 m

Problem B) Two masses are attached to a 1 m massless rod on a flat frictionless table as shown below in an overhead view. The axis of rotation is 0.25 m away from the 3 kg mass. Given that F = 5 N, F2 = 3 N (which is located halfway between the axis of rotation and the 5 kg mass), and F3 =4 N, calcu- late the total torque, moment of inertia, the direction (CW or CCW), and the resulting angular acceleration. F, F3 e = 40° Axis of F2 rotation 3 kg (5 kg 0 25 m 0.75 m

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Concept explainers

Moments

There are various practical applications of the concept of moments, like a rotation of the crank due to linear motion of the piston, the moment of inertia and its use in designing beams and columns, bending moment concept, torque, twisting moment, etc.

Question

Problem B) Two masses are attached to a 1 m massless rod on a flat frictionless table as shown below
in an overhead view. The axis of rotation is 0.25 m away from the 3 kg mass. Given that Fi = 5 N,
= 3 N (which is located halfway between the axis of rotation and the 5 kg mass), and F3 = 4 N, calcu-
late the total torque, moment of inertia, the direction (CW or CCW), and the resulting angular acceleration.
F,
F3
Axis of
F2
e = 40°
rotation
3 kg
5 kg
0.25 m
0.75 m

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