Please answer both. For questions # 19-20: Consider the following displacement vectors:di= 4.5 km due northd2=6.9 km due northd3=3.5 km due southde=4.5 km due south19. What is the value of di + da?A. -1.5 km due southC. 1.5 km due southB. 1.5 km due northD. 7.5 km due north-south20. What is the value of di + d2 + da?A. 6.9 km due northC. 11.4 km due northB. 6.9 km due southD. 15.9 km due north-south

Given: d1=4.5 km due northd2=6.9 km due southd3=3.5 km due southd4=4.5 km due south To Find: What…

Answered: För questions # 19-20 Consider the…

University Physics Volume 1

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Chapter2: Vectors

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Problem 51P: In an attempt to escape a desert island, a castaway builds a raft and sets out to sea. The wind...

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An aircraft undergoes two displacements. If the first displacement is directed at an angle of 225 with the positive x axis and has magnitude 30.0 miles, and if the resultant displacement is directed at an angle of 75.0 with the positive x axis and magnitude 22.0 miles, what are the magnitude and direction of the second displacement?
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Figure 1.19 shows two vectors lying in the xy-plane. Determine the signs of the x- and y-components of A, B, and A+B.
In an attempt to escape a desert island, a castaway builds a raft and sets out to sea. The wind shifts a great deal during the day, and she is blown along the following straight lines: 2.50 km and 45.0 north of west, then 4.70 km and 60.0 south of east, then 130 km and 25.0 of west, then 5.10 km due east, then 1.70 km and 5.00 east of north, then 7.20 km and 55.0 south of west, and finally 2.80 km and 10.0 north of east. Use the analytical method to find the resultant vector of all her displacement vectors. What is its magnitude and direction?
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För questions # 19-20 Consider the following displacement vectors d;= 4.5 km due north d2=6.9 km due north d3=3.5 km due south de=4.5 km due south 9. What is the value of di + da? A. -1.5 km due south C. 1.5 km due south R 75 km due north-south B. 1.5 km due north