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- Let the four compass directions north, east, south, and west be represented by unit vectors ne . . and respectively. Vertically up and down are represented as u and d. Let us also identify unit vectors that are halfway between these directions such as for northeast. Rank the magnitudes of the following cross products from largest to smallest. If any are equal in magnitude or are equal to zero, show that in your ranking, (a) (b) (c) (d) (e)1. Suppose you start at the origin, move along the x-axi distance of 4 units in the positive direction, and then downward a distance of 3 units. What are the coordin of your position?SHOW COMPLETE SOLUTION 1. James throws a ball at an initial velocity of 8.4 m/s at an angle of 7.9 above the horizontal. What is the maximum height? 2. Convert 1.7014 pound to kilograms. Select one: a. 1.7014*2.21 b. 1.7014-2.21 c. 1.7014/2.21 d. 1.7014+2.21 3. The horizontal and vertical components of a vector are 23.6 N and 34.8 N, respectively. What is the measure of the angle formed by this vector with the positive x-axis? 4. Three forces act on a point. : 3 N at 0 degrees, 4 N at 90 degrees, and 5 N at 217 degrees. What is the resultant? Select one: 4.4 N, 179.4 degrees 1.4 N, 135 degrees 1.4 N, 315 degrees 4.4 N, 0.59 degrees 5. A man throws a stone horizontally with velocity Vi. If the vertical displacement is 155 meters and horizontal displacement is 113 meters, find Vi. Select one: a. 20.1017 m/s b. 32.2933 m/s c. 27.5731 m/s d. 23.5428 m/s
- Starting from his nest, Sam the bird flies (level flight) in a straight line for 17 m at 65 ° north of east, and then in another straight line for 10 m due south, at which point he comes to rest on a power line. Back at the nest, Samantha (Sam's mate) flies in a straight line directly form the nest to where Sam is on the power line. i) How far does Samantha have to fly to meet up with Sam? a) 7.0 m b) 7.5 m c) 8.0 m d) 8.5 m e) 9.0 mAn airplane with a speed of 79.8 m/s is climbing upward at an angle of 43.1 ° with respect to the horizontal. When the plane's altitude is 920 m, the pilot releases a package. (a) Calculate the distance along the ground, measured from a point directly beneath the point of release, to where the package hits the earth. (b) Relative to the ground, determine the angle of the velocity vector of the package just before impact.An owl is carrying a mouse to the chicks in its nest. The owl is at that time is 4 m west and 12 m above the center of the 35 cm diameter nest, and flying east at 3.6 m/s at an angle 34° below the horizontal when it accidentally drops the mouse. a.)Calculate the horizontal position of the mouse when it has fallen 12 m, assuming the nest is at the origin of a coordinate system with east being positive. b.) How far from the east edge of the nest did the mouse fall, in centimeters?
- Can you solve parts 3, 4, and 5. I tried working thourgh part 3 and got 99.124μC. However, that is incorrect.An owl is carrying a mouse to the chicks in its nest. The owl is at that time is 4m west and 10.5 m above the center of the 29 cm diameter nest, and flying east at 3.3 m/s at an angle 35 degrees below the horizontal when it accidentally drops the mouse. a.) calculate the horizontal position of the mouse when it has fallen 10.5 m, assuming the nest is at the origin of a coordinate system with east being positive. b.) How far from the east edge of the nest did the mouse fall, in centimeters?I need help with number 1 part a, b and c and number 2 part (i), (ii) and (iii)
- You are wondering how high that hawk is, surveying your back yard from a perch at the top of an oak tree toward the back property line. Remembering that you learned about vectors in physics, you measure off two components of a vector from your feet to the bird. Let "x" be parallel to the back of your house, and "y" perpendicular to the house out to the base of the tree. The vector to the bird would be (x, y, z). If x is 31 and y is 70 meters, what would z be in meters such that the angle from your feet to the bird is 45 degrees?An airplane with a speed of 82.3 m/s is climbing upward at an angle of 57.4 degrees with respect to the horizontal. When the plane's altitude is 708m, the pilot releases a package. (A) Calculate the distance along the ground, measured from a point directly beneath the point of release, to where the package hits the earth. (B) Relative to the ground, determine the angle of the velocity vector of the package just before impact.Can someone please help me solve thes im having a hard time i dont undersand If you have two vectors A = (2.00,5.00) and B = (-2.00,6.00), convert A and B to polar coordinates (Magnitude, Angle). For the position vectors A = (2.00,5.00) and B = (-2.00,6.00), Calculate the displacement from position A to B in polar form (Magnitude, Angle) assuming units of meters. draw the vectors. The displacement is the distance and direction from position A to position B). For the vectors A = 2.00i -3.00j and B = 4.00i + 3.00j, what is the vector sum C = A – B? For the vectors A = 2.00i -3.00j and B = 4.00i + 3.00j, what is the vector sum C = 2A + 3B?