2. If the position vector r = 15i - 10j + 20k (m) and force F = 250i + 400j - 600k (N). a) Find the angle between r and F in degrees. 0 = degrees (5 points) b) Calculate vector M=rXF= i + j+ k (5 points) 2. For the following bown below Shaded.nection material whic o Ri
Please help with these questions. 2. If the position vector r= 151 - 10j +20k (m) and force F = 250i +400j - 600k (N). a) Find the angle between r and F in degrees. 8 = degrees (5 points) b) Calculate vector M = r XF= k (5 points) 3. For the following composite area shown below. Shaded regions have material while white regions are empty. Include proper units. a. Find the location of the centroid measured from the...
Statics 2. If the position vector r= 151 - 10j + 20k (m) and force F = 250i + 400 - 600k (N). a) Find the angle between r and F in degrees. 0 = degrees (5 points) b) Calculate vector M=rXF= i + k (5 points)
2. If the position vector r= 151 - 10j +20k (m) and force F = 250i + 400 - 600k (N). a) Find the angle between r and F in degrees. 0 = degrees (5 points) b) Calculate vector M = 1=rXF i + j+ k (5 points)
3. For the following composite area shown below. Shaded regions have material while white regions are empty. Include proper units. a. Find the location of the centroid measured from the shown X and Y axes. b. Calculate the moment of inertia and radius of gyration about the indicated axes Yc centroidal Ixe = bh?/12 and Iye = hb/12 h Xc b Yc centroidal Ixe = 1 r*/4 and lye - r*/4 Xc KX - Ky = Lt 2" 6" X=...
Statics 3. For the following composite area shown below. Shaded regions have material while white regions are empty. Include proper units. a. Find the location of the centroid measured from the shown X and Y axes. b. Calculate the moment of inertia and radius of gyration about the indicated axes Yc centroidal Ixe = bh?/12 and lyc = hb?/12 h Xc b Yc centroidal Ixe = r4/4 and Iye = 1r4/4 Xc ka nga X- Y- 8" (5 points) (5...
3. For the following composite area shown below. Shaded regions have material while white regions are empty. Include proper units. a. Find the location of the centroid measured from the shown X and Y axes. b. Calculate the moment of inertia and radius of gyration about the indicated axes fYc centroidal Ixc=bh3/12 and lyc = hb3/12 h Xc b 4Yc centroidal Ixe = 1 r*/4 and Iyo = r4/4 Xc Kx = = TEM Ky = { 6" X- (5...