Calculate the components of the following vectors. A = A, + A, 3) N 300. m @ 22.0° E of N 130. m/s 25.0° W W E

13

The vector S is defined as a-b, the the magnitude of is S a. a² + b² + 2ab Cose Ob.a²+b²-2ab Cose √² +6² O C. O d. a² + b²-2a²b² Cose 2

The components of vector A are given as follows: A = +7.6 A = -6.4 The magnitude of A is closest to: Select one: a. 9.9 b. 8.9 C. 12 d. 11 e. 7.9

For the following three vectors, what is 50 (2Å x B)? À = 2.00î + 3.00ĵ – 6.00k B = -3.00î + 2.00ĵ + 2.00k Č = 5.00î – 8.00 j 123 GO Tutorial

Determine the resultant when the following three vectors are added           together:              Vector #1: 2N, 40oN of E             Vector #2: 1N, 50oS of W             Vector #3: 1.5N, 40oN of W

Q(2) Consider the two vectors A= 31 – 2j and B = 2i – 3j. Calculate the angle between the two vectors A) 146° B) 47.7° C) 70° D) 22.6° O 1. D O 2. B O 3. C O 4. A

Q14

Problem 8: Consider two vectors A and B, expressed in unit vector notation as A= aji+ azj and B = bji+ bzj. A. Part (a) Enter an expression for the vector sum A + B in terms of quantities shown in the expressions above. A+B = B 7 8 HOME a i j k 4 5 6 a1 a2 bị 1 2 3 b2 d + END - h VO BACKSPACE CLEAR m DEL Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 2 Feedback: 0% deduction per feedback. Part (b) Enter an expression for the difference vector A - B in terms of quantities shown in the expressions above. Part (c) Enter an expression for the square of the magnitude of the sum vector |A + B| in terms of quantities shown in the expressions above.

Suppose that  = 2i + j, B = i- 4j + k, and Ĉ = j+k. ... What is the magnitude of the vector Zà -B + Č? A. 7.6 В B. 5.6 С. 4.8 D. 9.24