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Recent questions tagged telegram-49227

(chatquestion)...1. The x and y components of vector A are 4m and 6m respectively. The x and y components of vector A + B are 10m and 9m respectively. For the vector B calculate the following - (b) length and (a) x and y components (c) the angle it makes with x-axis 2. Find the directional cosines of vector (5i + 2j +6k). Also write the value of sum of squares of directional cosines of this vector. If Ā = 6î - 6j + 5k and B=î+ 2ĵ - k, then find a unit vector parallel to the resultant of Ā & B. Illust 3.

asked Jan 27, 2020 by balaji.thirumalai

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