y (km) y (km) N 40 40 W- E B 60.0° R S 20 R BA В x (km) x (km) -20 -20 a Figure 3.11 (Example 3.2) (a) Graphical method for finding the resul- tant displacement vector R = A + B. (b) Adding the vectors in reverse order (B + A) gives the same result for R. 20

University Physics Volume 1
18th Edition
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Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter2: Vectors
Section: Chapter Questions
Problem 49P: Given two displacement vectors A=(3.00i-4.00j-4.00K)m and B=(2.00i+3.00j-7.00K)m , find the...
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A car travels 20.0 km due north and then 35.0 km in a direction 60.0° west of north as shown in 3.11a. Find the magnitude and direction of the car’s resultant displacement.

y (km)
y (km)
N
40
40
W-
E
B
60.0°
R
S
20
R
BA
В
x (km)
x (km)
-20
-20
a
Figure 3.11 (Example 3.2) (a) Graphical method for finding the resul-
tant displacement vector R = A + B. (b) Adding the vectors in reverse
order (B + A) gives the same result for R.
20
Transcribed Image Text:y (km) y (km) N 40 40 W- E B 60.0° R S 20 R BA В x (km) x (km) -20 -20 a Figure 3.11 (Example 3.2) (a) Graphical method for finding the resul- tant displacement vector R = A + B. (b) Adding the vectors in reverse order (B + A) gives the same result for R. 20
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