Question

Two racing boats set out from the same dock and speed away at the same constant speed of 110 km/h for half an hour (0.500 h), the blue boat headed 24.8° south of west, and the green boat headed 34.2° south of west. During this half-hour (a) how much farther west does the blue boat travel, compared to the green boat, and (b) how much farther south does the green boat travel, compared to the blue boat? Express your answers in km. (a) Number Units (b) Number Units

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Answer #1

This question is based on concept of resolution of vectors and speed - distance relation.

Detailed solution is described below

Saluia Distaace aveled in o. 5 hr 110 Km/h * 0-5 h = 55 Km Past Ca) Farmer west blue boat tasels Gmpored to green 55 K 2.8- Cos 4.2) = 4.438 Km-Nen wer Part (a) Part b) Farmer Soun ren bsot tavels ComPared to blus haaxsll

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