Let `veca=2hati+hatj-2hatk`, `vecb=hati+hatj`. If `vecc` is a vector such that `veca.vecc=|vec
8 views · Published 13 October 2018 · 4:47 · Indexed 23 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Let `veca=2hati+hatj-2hatk`, `vecb=hati+hatj`. If `vecc` is a vector such that `veca.vecc=|vecc|` and angle between vectors `vecaxxvecb and vecc` is `30^@` , then `|(vecaxxvecb)xxvecc|`is equal to
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