Consider the portion of an excavator shown. At the instant under consideration, the hydraulic cylinder is extending at a rate of 6 in/sec, which is decreasing at the rate of 3 in/secevery second. Simultaneously, the cylinder is rotating about a horizontal axis through O at a constant rate of 12 deg/sec. Determine the velocity vand acceleration a of the clevis attachment at B. 2.7 3.6 PA 37°
Consider the portion of an excavator shown. At the instant under consideration, the hydraulic cylinder is extending at a rate of 6 in/sec, which is decreasing at the rate of 3 in/secevery second. Simultaneously, the cylinder is rotating about a horizontal axis through O at a constant rate of 12 deg/sec. Determine the velocity vand acceleration a of the clevis attachment at B. 2.7 3.6 PA 37°
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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PLS ANSWER PART 3 LAST ATTEMPT THANKS I WILL GIVE THUMBS UP
![Consider the portion of an excavator shown. At the instant under consideration, the hydraulic cylinder is extending at a rate of 6
in./sec, which is decreasing at the rate of 3 in./secevery second. Simultaneously, the cylinder is rotating about a horizontal axis
through O at a constant rate of 12 deg/sec. Determine the velocity vand acceleration a of the clevis attachment at B.
B
2.7
3.6'
A
37°
Part 1
Correct
Determine the indicated terms used in the velocity and acceleration formulas.
B
2.7
3.6'
'A
37°
Answers:
r-
75.6
in.
37
6
in./sec
0.21
rad/s
in/sec? 9 -
rad/s?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd844d96a-578b-4335-aec2-bdbcd7e91b27%2F2b86cf8b-ec4e-44ac-bcb5-23ac1d4b1dab%2Fsld39cs_processed.png&w=3840&q=75)
Transcribed Image Text:Consider the portion of an excavator shown. At the instant under consideration, the hydraulic cylinder is extending at a rate of 6
in./sec, which is decreasing at the rate of 3 in./secevery second. Simultaneously, the cylinder is rotating about a horizontal axis
through O at a constant rate of 12 deg/sec. Determine the velocity vand acceleration a of the clevis attachment at B.
B
2.7
3.6'
A
37°
Part 1
Correct
Determine the indicated terms used in the velocity and acceleration formulas.
B
2.7
3.6'
'A
37°
Answers:
r-
75.6
in.
37
6
in./sec
0.21
rad/s
in/sec? 9 -
rad/s?
![Part 2
Your Answer
Correct Answer (Used)
- Your answer is partially correct.
Determine ther-and e-components of velocity and acceleration.
B
2,7
3.6"
37°
-0
Answers:
V, -
6
in./sec
vg -
15.88
in./sec
а, -
3.28
in/sec ag -
2.52
in./sec?
eTextbook and Media
Hint
Attempts: 3 of 3 used
Part 3
- Your answer is partially correct.
Write the velocity and acceleration as vectors.
Answers:
v-
e, +
15.82
eg) in./sec
a-(
-3
eg) in./sec2
er+
-3.31](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd844d96a-578b-4335-aec2-bdbcd7e91b27%2F2b86cf8b-ec4e-44ac-bcb5-23ac1d4b1dab%2Fmctkd5p_processed.png&w=3840&q=75)
Transcribed Image Text:Part 2
Your Answer
Correct Answer (Used)
- Your answer is partially correct.
Determine ther-and e-components of velocity and acceleration.
B
2,7
3.6"
37°
-0
Answers:
V, -
6
in./sec
vg -
15.88
in./sec
а, -
3.28
in/sec ag -
2.52
in./sec?
eTextbook and Media
Hint
Attempts: 3 of 3 used
Part 3
- Your answer is partially correct.
Write the velocity and acceleration as vectors.
Answers:
v-
e, +
15.82
eg) in./sec
a-(
-3
eg) in./sec2
er+
-3.31
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