PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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1.5 m
F = 6 kN
6 m
A
The member is subjected to a force of F = 6 kN. If = 45°, determine the moment
produced by F about point A. Determine the angle (0° 180°) of the force F so that it produces a
maximum moment and a minimum moment about point A. Also, what are the magnitudes of these
maximum and minimum moments? What is the moment produced by the force F about point A in
terms of the angle . Plot the graph of versus , where 0° 180°
A force F of magnitude 53 N is applied to the gear. Determine the moment (positive if counterclockwise, negative if clockwise) of F
about point O.
Assume r = 150 mm, 0 = 16°.
3 m
0.45 m
4 kN
45°, determine the moment produced by the 4 kN force about point A and
If the moment produced by the 4 kN force about point A is 10 kN.m clockwise,
determine the angle 0, where 0° < 0 < 90°.
If 0
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- The trap door is held open by the rope AB. If the tension in the rope is T = 60 lb, determine its moment about the y-axis.arrow_forwardThe wrench is used to tighten a nut on the wheel. Determine the moment of the 120-lb force about the origin O. Express your answer in vector form.arrow_forwardQ3/ The 30-N force P is applied perpendicular to the portion BC of the bent bar. Determine the moment of P about point B and about point A (in two different ways). P = 30 N C 1.6 m 45° 1.6 marrow_forward
- Determine the coordinate direction angles of the force F applied at the end of the pipe such that the moment of F about point A is zero.arrow_forwardDetermine the moment of a force F=(0.5i-2.0j+7.0k) kN acting at A(5, -4, 0)m about axis BC where B (6,8,4)m and C (-6, -5,8)m. Also express the result in vector form. What is the prependicular distance between F and the axis BC?arrow_forwardPlease answer the following question showing all work. Thank you!arrow_forward
- İf the two forces F1={100i-120j+75k} lb and F2={-200i+250j+100k} lb act at A, determine the resultant moment produced by these forces about point O.arrow_forwardThe force of magnitude Facts along the edge of the triangular plate. Determine the moment of F about point O. Find the general result and then evaluate your answer if F = 300 N, b = 440 mm, and h = 310 mm. The moment is positive if counterclockwise, negative if clockwise. h barrow_forwardThe small crane is mounted along the side of a pickup bed and facilitates the handling of heavy loads. When the boom elevation angle is q = 40°, the force in the hydraulic cylinder BC is 7 kN, and this force applied at point C is in the direction from B to C (the cylinder is in compression). Determine the moment of this 7 kN force about pivot point O assuming counterclockwise is positive. Express your answer in units of N-m. A 110 mm 785 mm C - 0 B 340 mm 360 mmarrow_forward
- 4. In preparation to turn the water pump, a person exerts the 120-N force on the handle as shown. Determine the moment of this force about point O. F 120 N 15° 20° 150 mmarrow_forward*3–4. If 0 = 45", determine the moment produced by the 4-kN force about point A. 3 m 0.45 m 4 kNarrow_forwardDetermine the sense of the moment at point O due to the application of the 50-N force. 50 N 100 mm 60 45 200 mm -100mm-arrow_forward
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