Problem 4.24 The tower crane is used to hoist a 2.1-Mg load upward at constant velocity. The 1.4-Mg jib BD and 0.4-Mg jib BC have centers of mass at G₁ and G2, respectively. (Figure 1) Figure 1 of 1 4 m T 9.5m 136 G₁ Part A Determine the required mass of the counterweight C so that the resultant moment produced by the load and the weight of the tow crane jibs about point A is zero. The center of mass for the counterweight is located at G3. Express your answer to three significant figures and include appropriate units Mc = Submit O μA Value Units My Answers Give Up D ?
Problem 4.24 The tower crane is used to hoist a 2.1-Mg load upward at constant velocity. The 1.4-Mg jib BD and 0.4-Mg jib BC have centers of mass at G₁ and G2, respectively. (Figure 1) Figure 1 of 1 4 m T 9.5m 136 G₁ Part A Determine the required mass of the counterweight C so that the resultant moment produced by the load and the weight of the tow crane jibs about point A is zero. The center of mass for the counterweight is located at G3. Express your answer to three significant figures and include appropriate units Mc = Submit O μA Value Units My Answers Give Up D ?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Problem 4.24
The tower crane is used to hoist a 2.1-Mg load upward
at constant velocity. The 1.4-Mg jib BD and 0.4-Mg jib
BC have centers of mass at G₁ and G2, respectively.
(Figure 1)
Figure 1
of 1
G
G3-7.5 m
4 m
23 m
B
9.5m
-12.5 m
G₁
<
Part A
Determine the required mass of the counterweight C so that the
resultant moment produced by the load and the weight of the tower
crane jibs about point A is zero. The center of mass for the
counterweight is located at G3.
Express your answer to three significant figures and include the
appropriate units
Mc =
Submit
0
μĂ
Value
Units
My Answers Give Up
Provide Feedback
?
Continue](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F35db5900-4c73-4fe4-b18d-b895fbde0b85%2F93289497-5493-480b-b8e6-7c1778117271%2Fhe9g1c_processed.png&w=3840&q=75)
Transcribed Image Text:Problem 4.24
The tower crane is used to hoist a 2.1-Mg load upward
at constant velocity. The 1.4-Mg jib BD and 0.4-Mg jib
BC have centers of mass at G₁ and G2, respectively.
(Figure 1)
Figure 1
of 1
G
G3-7.5 m
4 m
23 m
B
9.5m
-12.5 m
G₁
<
Part A
Determine the required mass of the counterweight C so that the
resultant moment produced by the load and the weight of the tower
crane jibs about point A is zero. The center of mass for the
counterweight is located at G3.
Express your answer to three significant figures and include the
appropriate units
Mc =
Submit
0
μĂ
Value
Units
My Answers Give Up
Provide Feedback
?
Continue
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