Vector Algebra

Q. Find the scalar product of A = 2i + 3j + k and B = i + 2j + 3k. (2020)
  • A. 14
  • B. 12
  • C. 10
  • D. 8
Q. Given vectors A = i + 2j + 3k and B = 4i + 5j + 6k, find A · B. (2019)
  • A. 32
  • B. 34
  • C. 36
  • D. 38
Q. If A = 2i + 3j and B = 4i + 0j, what is the value of A · B? (2022)
  • A. 6
  • B. 8
  • C. 12
  • D. 14
Q. If A = 4i + 3j and B = 0i + 5j, what is A · B? (2019)
  • A. 0
  • B. 15
  • C. 20
  • D. 12
Q. If A = 5i - 2j and B = -3i + 4j, calculate A · B. (2023)
  • A. -23
  • B. -7
  • C. 7
  • D. 23
Q. If A = 7i + 1j and B = 2i + 3j, what is the scalar product A · B? (2022)
  • A. 23
  • B. 21
  • C. 19
  • D. 17
Q. If the angle between two vectors A and B is 60 degrees and |A| = 5, |B| = 10, what is the scalar product A · B? (2020)
  • A. 25
  • B. 30
  • C. 35
  • D. 50
Q. If the vectors A = 1i + 2j and B = 2i + 1j, find A · B. (2023)
  • A. 4
  • B. 5
  • C. 6
  • D. 7
Q. If the vectors A = 6i + 8j and B = 3i + 4j are perpendicular, what is the value of A · B? (2021)
  • A. 0
  • B. 18
  • C. 30
  • D. 42
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