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If the angle between the vectors C and D is θ then the value of the product (CxD),D is equal to1) Zero(3) CP cos θash Educational Services Pvt. Ltd.-Regd.CD2 sin θ(2)(4)CD sin θ cos θOffice: Aakash Tower, Plot No.-4, Sector-11, Dwarka, New Delhi-75 Ph.011-4762345

Answer»

let BxA = R

BxA is a vector which is perpendicular to both B & A ...

(BxA).A = R.A

R perpendicular to A so dot product will be 0 ... (dot product of any two perpendicular vectors is 0)

so , (BxA).A =0



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