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Join PAF - Academic Test - Maths - Vectors - Quiz 3

Practice 10 high yield MCQs on Maths from Chapter Vectors for Academic Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 3 of the series.

21. What is the scalar triple product of three coplanar vectors?



22. What is the scalar projection of A onto B?



23. What is the unit vector in the direction of A?



24. What is the position vector of point (x,y,z)?



25. What is the distance between two points with position vectors A and B?



26. What are the direction cosines of a vector?



27. What is the sum of squares of direction cosines?



28. What is the standard notation for a 3D vector?



29. What is the dot product of (a1,a2,a3) and (b1,b2,b3)?



30. What does A·B=0 imply?



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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