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Find the magnitude and directon of F +ū. 3.0 cm, 340 2.6 cm, 128° a. magnitude=...
he force vector F has a magnitude of F- 340 lb and acts at point A at an angle 0 - 130 with respect to vertical as shown. The force F Determine the tension forces in the two rods in Cartesian components ed by the tension forces paralel to the two rods AC and AB such that the vector equation C F 0 is satisfed. + FAc + FAB satisfied СС BY NC SA 2013 Michael Swanbom Values for dimensions...
Prob #4: The Mohr circle associated with x-y state of stress on a component is shown below (not necessarily to scale). 5.0 28p D(si) 20 Tiksi) 61 ksi Component Yield Stress in magnitude on planes whose The component is subjected to shear stress of ~ normal is along x or y directions A)2.8 B)56C)6.1 D) 8 E)10 F)12.2 ks G)18.3 G)3.7 14. H)20 l)24.4 )26.2 - 15. Based on the Max. Principal Stress Theory, the factor of safety for yielding...
A lens (f - 5.0 cm) is placed 3.0 cm above a ladybug. Find the location of the image and describe it. Real or virtual? Larger or smaller? Inverted or Upright?
1. Given the vectors ū=(1,-2,-6) and v = (0,-3,4), a) Find u 6v. b) Find a unit vector in the opposite direction to ū. c) Find (ü.v)v. d) Find 11: e) Find the distance between ū and v. f) Are ū and y parallel, perpendicular, or neither? Explain. g) Verify the Triangle Inequality for ū and ū.
A +4.5 PC charge is located at coordinates x= +3.0 cm and y = +3.0 cm. Another +4.5 uc charge is located at coordinates x= -3.0 cm and y = +3.0 cm. What is the magnitude of the electric field at the origin? A. 6.75 x 104 V/m B. 2.35 x 104 V/m C. 1.73 x 104 V/m D. 6.75 x 103 V/m E. 13.5 x 10 V/m
2. The following are data for thickness (in cm) of tree bark, obtained from a SRS. Let's assume 1.3 cm for the population. that σ 3.0 3.2 1.7 0.3 2.4 2.6 2.7 1.5 2.0 3.1 0.2 2.2 3.6 3.2 4.0 1.3 3.2 2.3 2.7 1.4 1.6 (a) (4 points) Make a histogram of the data. Is there evidence against the conjecture that the data comes from a Normal distribution? (b) (4 points) Construct a 96% confidence interval for the mean...
Please show details (a) Find the size of the image of a body 3.0 cm high when placed 30.0 cm in front of a convex mirror whose radius of curvature is 45 cm. (b) Is the image real or virtual? (c) Is the image erect o inverted? 8. (2,0.5, 0.5
A positive point charge of magnitude 2.6 HC is at the center of an uncharged spherical conducting shell of inner radius 65 cm and outer radius 110 cm (a) Find the charge densities on the inner and outer surfaces of the shel -0.49 0.17 μC/m2 (inner) μC ', /m2 (outer) Find the total charge on each surface 2.6 2.6 HC (inner) IC (outer) (b) Find the electric field everywhere Er 65 cm 23374 E65 < r< 110 cm0 r2 Er110...
8. If ū= 8î - 159 and v = -3i - 4ſ and w = 12 + 69, then find the following: A. 2w - 3ū B. ||2u - 57 C. v. W D. the angle between ü and v E. the direction angle of vector w F. (3 +70).ü G. a vector in the same direction as ū with magnitude of 12 H. a vector orthogonal to vector v with magnitude of 7 I. any vector that is orthogonal...
7. Let 7 = (1,-1,-2), ū = (2,-1,1) and = (2,-2,-4). Find: (a) *(-20) (4 pts) (b) (+37). ū (4 pts) (c) The vector of magnitude 5 that points in the same direction as (4 pts). (d) The angle between 7 and ū (4 pts). (e) Find Projz() (4 pts).