Ex 10.2, 7 - Chapter 10 Class 12 Vector Algebra
Last updated at Dec. 16, 2024 by Teachoo
Last updated at Dec. 16, 2024 by Teachoo
Ex 10.2, 7 Find the unit vector in the direction of the vector ๐ โ = ๐ ฬ + ๐ ฬ + 2๐ ฬ ๐ โ = ๐ ฬ + ๐ ฬ + 2๐ ฬ, = 1๐ ฬ + 1๐ ฬ + 2๐ ฬ, Magnitude of ๐ โ = โ(12+12+22) |๐ โ | = โ(1+1+4) = โ6 Unit vector in direction of ๐ โ = ๐/|๐ โ | . ๐ โ ๐ ฬ = 1/โ6 ["1" ๐ ฬ" + 1" ๐ ฬ" + 2" ๐ ฬ ] ๐ ฬ = ๐/โ๐ ๐ ฬ + ๐/โ๐ ๐ ฬ + ๐/โ๐ ๐ ฬ
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