The position vector of a point is given by r = î + 2ĵ + 3k̂. What are the direction ratios of this vector? A. 1, 2, 3 B. 1/√14, 2/√14, 3/√14 C. î, ĵ, k̂ D. 1, 4, 9 Answer: A) 1, 2, 3 Explanation: The scalar components of a vector are its direction ratios. Hence, the direction ratios are 1, 2, 3.

imo class 12 vector algebra

The position vector of a point is given by r = î + 2ĵ + 3k̂. What are the direction ratios of this vector?

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The position vector of a point is given by r = î + 2ĵ + 3k̂. What are the direction ratios of this vector?

Answer: A) 1, 2, 3

Explanation: The scalar components of a vector are its direction ratios. Hence, the direction ratios are 1, 2, 3.