A river of width' a 'with straight parallel banks flows due north with speed u. The points O and A are on opposite banks and A is due east of O. Coordinate axes Ox and Oy are taken in the east and north directions respectively. A boat, whose speed is v relative to water, starts from O and crosses the river. If the boat is steered due east and u varies with x as: x(a – 2). Find : U = equation of trajectory of the boat
A river of width' a 'with straight parallel banks flows due north with speed u. The points O and A are on opposite banks and A is due east of O. Coordinate axes Ox and Oy are taken in the east and north directions respectively. A boat, whose speed is v relative to water, starts from O and crosses the river. If the boat is steered due east and u varies with x as: x(a – 2). Find : U = equation of trajectory of the boat
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
Transcribed Image Text:A river of width' a' with straight parallel banks flows due north with speed u. The points O and A are on opposite
banks and A is due east of O. Coordinate axes Ox and Oy are taken in the east and north directions respectively. A
boat, whose speed is v relative to water, starts from O and crosses the river. If the boat is steered due east and u
varies with x as : u = r(a – x)
- 2). Find:
equation of trajectory of the boat
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