ENGINEERING FUNDAMENTALS
6th Edition
ISBN: 9781337705011
Author: MOAVENI
Publisher: CENGAGE L
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Chapter 10, Problem 43P
To determine
Find the moment created by the forces at point O.
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A force with a magnitude of 400 lbs acts at a point in a body shown. A. Determine the moment of the force about O. B. Determinealso the direction angles associated with the moment vector. C. Determine the moment of the force with respect to the x and y axes.
3. In the figure below, what is the moment that this force exerts about
point A? F = 400N *
60
B
30
8m
Calculate the moment created by the forces shown in the accompanying figure about point O.
Chapter 10 Solutions
ENGINEERING FUNDAMENTALS
Ch. 10.2 - Prob. 1BYGCh. 10.2 - Prob. 2BYGCh. 10.2 - In your own words, explain what we mean by...Ch. 10.2 - Prob. 4BYGCh. 10.2 - Prob. BYGVCh. 10.4 - Prob. 1BYGCh. 10.4 - Prob. 2BYGCh. 10.4 - Prob. 3BYGCh. 10.4 - Prob. 4BYGCh. 10.4 - Prob. 5BYG
Ch. 10.4 - Prob. BYGVCh. 10.6 - Prob. 1BYGCh. 10.6 - Prob. 2BYGCh. 10.6 - Prob. 3BYGCh. 10.6 - Prob. 4BYGCh. 10.6 - Explain what is meant by modulus of elasticity and...Ch. 10.6 - Prob. 6BYGCh. 10.6 - Prob. BYGVCh. 10 - Prob. 2PCh. 10 - An astronaut has a mass of 68 kg. What is the...Ch. 10 - Prob. 4PCh. 10 - Former basketball player Shaquille ONeal weighs...Ch. 10 - Prob. 6PCh. 10 - Prob. 7PCh. 10 - Prob. 8PCh. 10 - Calculate the pressure exerted by water on the...Ch. 10 - Prob. 10PCh. 10 - Prob. 11PCh. 10 - Prob. 12PCh. 10 - Prob. 13PCh. 10 - If a pressure gauge on a compressed air tank reads...Ch. 10 - Prob. 15PCh. 10 - Calculate the pressure exerted by water on a scuba...Ch. 10 - Prob. 17PCh. 10 - Using the information given in Table 10.4,...Ch. 10 - Bourdon-type pressure gauges are used in thousands...Ch. 10 - Prob. 20PCh. 10 - Prob. 21PCh. 10 - Prob. 22PCh. 10 - Prob. 23PCh. 10 - Prob. 24PCh. 10 - Determine the pressure required to decrease the...Ch. 10 - SAE 30 oil is contained in a cylinder with inside...Ch. 10 - Compute the deflection of a structural member made...Ch. 10 - Prob. 28PCh. 10 - A structural member with a rectangular cross...Ch. 10 - Prob. 30PCh. 10 - Prob. 31PCh. 10 - Prob. 32PCh. 10 - Prob. 33PCh. 10 - Prob. 34PCh. 10 - Prob. 35PCh. 10 - Calculate the shear modulus for a given...Ch. 10 - Prob. 37PCh. 10 - Prob. 38PCh. 10 - Prob. 39PCh. 10 - Obtain the values of vapor pressures of alcohol,...Ch. 10 - Prob. 41PCh. 10 - Prob. 42PCh. 10 - Prob. 43PCh. 10 - We have used an experimental setup similar to...Ch. 10 - Prob. 45PCh. 10 - Prob. 46PCh. 10 - Prob. 47PCh. 10 - Prob. 48PCh. 10 - Prob. 49PCh. 10 - Prob. 50P
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- For the force system shown, a fifth force F must be added so that the resultant of the five forces will be a 450 N force directed from B to D. (a) What is the magnitude of the fifth force F? (b) What is the direction of the fifth force F? (c) Locate the point of intersection of the fifth force F and the line ABC. 90 N 220 N B 180 N A 220 N 100 mm 100 mmarrow_forwardA tower shown in the figure is supported by AB and AC cables. A worker of the tower A 12m long rigid rope ties to point A (| AE | = 12m) and applies a constant force of 120N to the rope. The angle between the tower and the AE rope is 30 °. The pull of cables and rope applied to point A knowing that the sum (composition) of the forces is in the downward direction (along the y-axis) (point O is the origin); 1) Write the coordinates of the A point. 2) Write the coordinates of the B point. 3) Write the coordinates of the C point. 4) Write the unit vector () of the force in the AB cable. 5) Write the unit vector () of the force in the AC cable. 6) Write the unit vector () of the force in the string AE in terms of θ. 7) What should be the angle θ if the pulling forces in the AB and AC cable are to be equal? 8) If the maximum pulling force in the AB cable is desired, calculate the angle provided that 0 ° <? <180 °.arrow_forwardA tower shown in the figure above is powered by AB and AC cables. A worker of the tower A 12m long rigid rope ties to point A (| AE | = 12m) and applies a constant force of 120N to the rope. The angle between the tower and the AE rope is 30 °. The pull of cables and rope applied to point A Knowing that the sum (combination) of the forces is in the downward direction (along the y-axis) (point O is the origin); if the pull force on the AB cable desired to be maximum, 0 < θ < 180 angel calculate.arrow_forward
- From distance x = 0 to x =4m, the slope of the moment diagram is equal to 0.50x. The change in moment between these two points is equal to * 2KNM 4KNM 8KNM 10KNMarrow_forwardQ.2) Determine the moment about line OB due to the force F shown in figure below. The magnitude of force F is 500 N. X 325 mm 150 mm B F 350 mm 400 mm 275 mmarrow_forwardQ.2) Determine the moment about line OB due to the force F shown in figure below. The magnitude of force F is 600 N. 325 mm 400 mm В 150 mm 275 mm 350 mmarrow_forward
- Determine the moment of force at point O due to applied force given in image.arrow_forwardQ1) A force of 15 Newton parallel to the vector V=3i+4j is applied to a point that moves on a line from (2,3) to (6,5) assume that the distance is measured in meter. How much work is done?arrow_forwardCalculate Moment of force F about O by 4 scalar and one vector methodarrow_forward
- 18. Replace the two forces shown by a force-couple system with the force acting at O. 360 mm 270 mm 50 N A 300 90 Narrow_forwardProblem 3: In the figure shown the moment of a force Q is 160 N.m clockwise about point O and 80 N.m counterclockwise about point B. If its moment about point A is zero, determine the magnitude and direction of the force. Ac 2m 6m Barrow_forward2.5 Compute the vertical and horizontal components for the given values of P and e. The angle is measured clockwise from the positive X axis to the force P, as shown. a) 320 lb, 20° b) 640 lb, 30* c) 320 Ib, 40 d) 320 lb, 88 Y(+) X(-) Y(-)arrow_forward
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