Asked by Tom
Gary and Elaine are competing as a team in an orienteering event. They follow instructions telling them to go 50 m [N], 75 m [NE] and 100 m [30o E of S].
a) Calculate the total distance travelled
b) Draw a vector diagram to determine the resultant displacement.
a) Calculate the total distance travelled
b) Draw a vector diagram to determine the resultant displacement.
Answers
Answered by
Henry
a. d = 50 + 75 + 100 =
b. D = 50i + 75[45o] + 100[300o] = 50i + 53+53i + 50-86.6i = 103 - 33.6i = 108.3m[-18.1o] = 18.1o S. of E.
b. D = 50i + 75[45o] + 100[300o] = 50i + 53+53i + 50-86.6i = 103 - 33.6i = 108.3m[-18.1o] = 18.1o S. of E.
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