Asked by Pearl
Two sailing boats sail away from each other on a lake. Sailing boat A sails directly North at 3km/h and sailing boat B sails N.53,13°.E at 5km/h .calculate:
1. The velocity of sailing boat A relative to the velocity of sailing B.
1. The velocity of sailing boat A relative to the velocity of sailing B.
Answers
Answered by
henry2,
All angles are measured CW from +y-axis.
1. V = 3[0o]+5[53.1+180]
V = (3*sin0+5*sin233.1)+(3*cos0+5*cos233.1)i
V = -4+0i = -4 km/h = 4km/h less than B.
1. V = 3[0o]+5[53.1+180]
V = (3*sin0+5*sin233.1)+(3*cos0+5*cos233.1)i
V = -4+0i = -4 km/h = 4km/h less than B.
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