Consider (Figure 1). Assume F - 300 lb. Figure 1 of 1 Part A Determine the moment of force F about point O. Express the result as a Cartesian vector. Enter the z, y and 2 components of the moment of force separated by commas. Express your answers in pound-feet to three si ▸ View Available Hint(s) 75] ΑΣΦ. 41 | vec Mo = Submit Provide Feedback ? lb-ft
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- QI) At point A, the four forces Fs, Fc, Fp and Fe act, the lines of action for these forces are given by the straight lines AB, AC, AD and AF, as shown in Figure 1. Coordinate the points are: A 3 B 2. D 4 12 cm Figure 1 The magnitudes of the forces are: F7 KN, F= 3 KN, F=9 KN and F= 13 KN. Represent this force Facting on the point 4 as a Cartesian vector and determine its direction.Express a vector in Cartesian Vector Form for the following: Magnitude of Force: F= 864 Ib Line of action of force passes through points from A (12,6,-5) towards B (-5,2,-3). What is the x (f) component of the force vector rounded to one decimal place? Enter your answer as positive or negative.C h kN y bkN a kN In the accompanying sketch, triangle OAB lies in the ry-plane. The component of F represented by line segment AC is parallel to the z-axis. If a = 4.8, b = 7.8, h = 3.9 and B= 27°, express the force F in cartesian vector form. %3D Note that A, B and C do NOT denote points measured with respect to distances; they relate to forces. F = k) kN j+
- Find the resultant of two forces equal to 50 N and 30 N acting at an angle of 60°. [Ans. 70 N ; 21.8°]Q2: Force F, which has a magnitude of 260 N, acts along a line passing through points A (-2,-1) and B (3,4). The grid units are in [m] and counter-clockwise moments are positive. By using Vectors, determine the moment of the force about points C (0,9). C A BIn picking up a load from position B, a cable tension T of magnitude 24 kN is developed on the construction crane cable as shown. 18 m A TY 30 m 5 m 6 m Compute the components of the Position Vector -> RAB = Rxi + R„j+Rzk (Answers in m) C电 口i A bore to search
- The magnitude of the resultant force FR of the 2 tractors pulling on the lazy cow is 11650 N and is directed along the positive r-axis. y, 02 F2 Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value 35 degrees 6200 N F Using the law of sines and/or cosines, a. Determine the required magnitude of F2 b. Determine the direction of F2, 01 relative to the positive r-axis in degrees. Answer must be between 0 ° s0 s 90° c. In which quadrant is F2 located? Round your final answers to 3 significant digits/figures. F N degrees In which quadrant is F2 located? O fourth O third O first O secondIn (Figure 1), F1 = 80 lb and F₂ = 30 lb. Figure M₁ = 5. ft Submit 30 0 4 ft 45 4 6 ft 120 Determine the resultant moment of the two forces about the a axis Express the result as a Cartesian vector Enter the components of the moment separated by commas. Express your answer in pound-feet to three significant figures. AEO I vec ^ d Previous Answers Request Answer 60 ‹ X Incorrect; Try Again; 5 attempts remaining 1 of 1 C EMC ? ilb-ft j lb-ft, k lb-ftQ1) At point A, the four forces F's, l'c, F'p and l'e act, the lines of action for these forces are given by the straight lines AB, AC, AD and AE, as shown in Figure 1. Coordinate the points arc: 3 3 2 4 12 cm em Figure 1 The magnitudes of the forces are: F7 KN, F 3 KN, 9 KN and F 13 KN. Represent this force l acting on the point A as a Cartesian vector and determine its direction. ABCO w
- Need some assistance with this. l = 1.95 mm. w= 1.89 mm. h= 5.82 m. Coordinates for Point A is A(2,2,2)m Coordinates for Point D is D(2.25,2.5,0)m Force F acts along EA, (Magnitude is 55N) Force P acTS along AD 1. What is force F in Cartesian Vector form. (Fx, Fy, Fz) 2. If we are calculating the moment that Force F creates about point B, WHAT vectors will be used ? 3. If we are calculating the moment that Force P creates about point B , WHAT vectors will be used ? 4. What is BC as position vector rBC. ( rBCx, rBCy, rBCz ) 5. What is BC as unit vector uBC. (uBCx, uBCy, uBCz ) 6. What is the moment that F creates around B ? (MB) 7. What is the magnitude of the moment that F creates around axis BC. ( |MBC| )A cable BA shown in (Figure 1) is fixed so that the resultant force exerted on the pole is directed along its axis, from B toward O. Figure 2 m X -3 m F₂= 250 N F-300 N B 4 m 0 F=350 N 3 m 1 of 1 Determine the x and y coordinates of the end A of the cable BA Express your answers in meters to three significant figures separated by a comma. x, y = Submit Part B AΣo↓ vec Request Answer Submit 1 FR = Value Determine the magnitude of the resultant force. Express your answer to three significant figures and include the appropriate units. μA Request Answer < Return to Assignment wwwww Units Provide Feedback ww Hey ? ? m$ Magnitude R= Direction 8 = Three forces act on point : A = 60 N at 135°, B = and C in this diagram to the correct magnitudes and directions. When this has been done correctly the dotted vector will become solid. 50 N at -45° and, C= 75 N at 60° 2. Pick up vectors A, B and C by their tails, and move them into a tip to tail arrangement. When this has been correctly done the resultant R will appear. measured Estimate the magnitude and direction of the resultant Based on this diagram, estimate the magnitude R and direction of the resultant. from the force R using the tip-to-tail method. 1. Move the tips of forces A, B, Submit part Submit part