The rigid pipe is subject to the following loads. Neglecting the weight of the pipe, determine the moment at O. SOLVE THE FF Vector component form of 50-lb force (ANSWER: 25.000i +0j -43.30k lb) Magnitude of the resultant force (ANSWER: 78.10 lb) Position vector of the 50-lb force from point O to its point of application on the pipe. (ANSWER: -15i -10j +12k inch)

The rigid pipe is subject to the following loads. Neglecting the weight of the pipe, determine the moment at O. SOLVE THE FF Vector component form of 50-lb force (ANSWER: 25.000i +0j -43.30k lb) Magnitude of the resultant force (ANSWER: 78.10 lb) Position vector of the 50-lb force from point O to its point of application on the pipe. (ANSWER: -15i -10j +12k inch)

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter11: Columns

Section: Chapter Questions

Problem 11.2.15P: Repeat Problem 11.2-14 using L = 12 ft, ß = 0.25 kips/in., ßRl= 1.5ßL2, and ßR2= 2 ßR1.

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Concept explainers

Forced undamped vibrations

In mechanical engineering, vibration is expressed as the term that occurs due to an object's backward and forward movement about a point of equilibrium. Generally, there are three types of vibrations which are,

Question

The rigid pipe is subject to the following loads. Neglecting the weight of the pipe, determine the moment at O.

SOLVE THE FF

Vector component form of 50-lb force (ANSWER: 25.000i +0j -43.30k lb)

Magnitude of the resultant force (ANSWER: 78.10 lb)

Position vector of the 50-lb force from point O to its point of application on the pipe. (ANSWER: -15i -10j +12k inch)

Moment at point O, in vector component form. (ANSWER: 1153.01i -829.52j +250.00k lb-in)

2
30%
50 lb
10"
60 lb
15"
12"
Problem 2 Figure
40 lb-f

Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.

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Step 3: Calculate the resultant force

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Step 4: Calculate the position vector

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Follow-up Question

The rigid pipe is subject to the following loads. Neglecting the weight of the pipe, determine the moment at O.

Moment at point O, in vector component form. (ANSWER: 1153.01i -829.52j +250.00k lb-in)

N
60 lb
50 lb
12"
10"
-15"
Problem 2 Figure
40 lb-ft

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