Question

Two ships leave port simultaneously. Ship A sails north-west at 30 km/h and ship B sails S 40 degrees W at 30 km/h. Calculate the velocity of ship B relative to the velocity of ship A.
bobpursley
You add them as vectors.

Vbreltoa=velocityb-veloictya AS VECTORS

A = (-21.2,21.2)
B = (-19.3,-23.0)

B-A = (1.9,-44.2)
= 44.2,-87.5° or 44.2km/hr S2.5°E

Related Questions

at 12 noon ship A is 65 km due north of a second ship B. Ship A sails south at a rate of 14km/hr, an... at 12 noon ship A is 65 km due north of a second ship B. Ship A sails south at a rate of 14km/hr, an... Two ships leave the same port at noon. Ship A sails north at 22 mph, and ship B sails east at 12 mph...