2. a) A 70kg crate is being pulled by a cable on a rough surface as shown in Fig. Q2(a). The crate is initially at rest. i) Solve the speed of the crate as it moves from A to B using the work-energy method and free body diagram. ii) Calculate the distance traveled by the mass before it loses contact with the floor. 25° 1000N 70kg 1m 7m A Hik = 0.2 B 2m
2. a) A 70kg crate is being pulled by a cable on a rough surface as shown in Fig. Q2(a). The crate is initially at rest. i) Solve the speed of the crate as it moves from A to B using the work-energy method and free body diagram. ii) Calculate the distance traveled by the mass before it loses contact with the floor. 25° 1000N 70kg 1m 7m A Hik = 0.2 B 2m
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter7: Dry Friction
Section: Chapter Questions
Problem 7.78P: The figure shows a steel bar being processed by a rolling mill. Given that P=80kN and r =0.016,...
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![2.
a) A 70kg crate is being pulled by a cable on a rough surface as shown in Fig. Q2(a).
The crate is initially at rest.
i) Solve the speed of the crate as it moves from A to B using the work-energy
method and free body diagram.
ii) Calculate the distance traveled by the mass before it loses contact with the
floor.
25°
1000N
70kg
1m
7m
A
Uk = 0.2
В
C
2m](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F963de24a-3ecd-4c1f-a57b-a0a972e98dd1%2F3e7fee2c-17f0-4726-8e6a-f118e9368b7a%2Fmraghvr_processed.png&w=3840&q=75)
Transcribed Image Text:2.
a) A 70kg crate is being pulled by a cable on a rough surface as shown in Fig. Q2(a).
The crate is initially at rest.
i) Solve the speed of the crate as it moves from A to B using the work-energy
method and free body diagram.
ii) Calculate the distance traveled by the mass before it loses contact with the
floor.
25°
1000N
70kg
1m
7m
A
Uk = 0.2
В
C
2m
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