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# A boat needs to travel south at a speed of 20 km h1. However a constant current of 6 km

**Chapter 13, Problem 3**

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**QUESTION:**

A boat needs to travel south at a speed of 20 km h1. However a constant current of 6 km h1 is flowing from the south-east. Use vectors to find: a b the direction in which the boat must head to compensate for the current. the equivalent speed in still water for the boat to achieve the actual speed of 20 km h1

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### Questions & Answers

**QUESTION:**

A boat needs to travel south at a speed of 20 km h1. However a constant current of 6 km h1 is flowing from the south-east. Use vectors to find: a b the direction in which the boat must head to compensate for the current. the equivalent speed in still water for the boat to achieve the actual speed of 20 km h1

**ANSWER:**

Step 1 of 5

Part (a)

The velocity of the water current can be represented as,

For , and .