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- Let R Sx TŤ and e tails at the same point. Which of the following is NOT true? 90° is the angle between S and T when they are drawn witn their B. -R= Tx S C. R.S=0 D.R.T=0 E. S-T 0 P of New leIf S is a function of (x, y, z) coordinates, and P = Aî - Bj – Ck where i, j, and k are the unit vectors, drive the following: 1. V x V VS 2. V.VxVS 3. V x V. P 4. V. V x PCheck Your Understanding Find the angle between forces F1and F3in Example 2.16.
- The vector product of two vectors has maximum value, if the angle between them is 90º Select one: True FalseIf force F is expressed as a Cartesian vector, it would be F = Fx i + Fy j + Fz k, where i, j, and k are unit vectors. Find the nearest Fx, Fy and Fz all in lb. 5 ft B7 ft X Z Fx = -70.5; Fy = 57.2; and Fz = -83.2 Fx = 98.2; Fy = -44.7; and Fz = -57.2 Fx = -70.4; Fy = 88.2; and Fz= -59.4 Fx = 59.4; Fy = -88.2; and Fz = -83.2 F = 135 lb 10 ft 70° 30° A yThe result of dot product of two vectors is: O a. a vector quantity O b. a scalar quantity Oc dot product does not exist O d. both scalar and vector
- R = 78.2624 Polygon Method: Determine the magnitude and direction of the resultant for the given vectors. Use polygon Method A: 2kph 45° N op E. B: 2.8 kph 58⁰ € of S. C: 5.1 kph 28° w of S, D: 3.R 18⁰ N of WThe Displacement VectorsGiven two vectors A = 2i +3j++ 4k and B = 3i + 1j - 3k. Find the unit vector that is perpendicular to the two vectors. OA-1+61-11k 326 OB.-131+61-11k 326 OC. -î+1 -110 -- 13 13 326 O D. 6 11 -13i+ -j- - 13 13 1.93