Physics, asked by anandsai621, 8 months ago

if A = 2i +3j and B = i - j then the vector component A perpendicular to vector B in the same plane is​

Answers

Answered by sunakshi12
0

  • Vector Product
  • Given A⃗ = 2î + 3ĵ and B⃗ = î...
  • PHYSICS
  • Given
  • A
  • =2
  • i
  • ^
  • +3
  • j
  • ^
  • and
  • B
  • =
  • i
  • ^
  • +
  • j
  • ^
  • . The component of vector
  • A
  • perpendicular to vector
  • B
  • and in the same plane as
  • B
  • is
  • We know, (
  • i
  • +
  • j
  • )(
  • i
  • j
  • )=0
  • Vector (
  • i
  • j
  • ) is perpendicular to
  • B
  • .
  • Let, (
  • i
  • j
  • ) =
  • C
  • Now, (
  • A
  • .
  • C
  • )=(2
  • i
  • +3
  • j
  • )(
  • i
  • j
  • )
  • The required component is:
  • (
  • A
  • .
  • C
  • )
  • C
  • C
  • =2
  • i
  • +3
  • j
  • )(
  • i
  • j
  • )
  • i
  • j
  • (
  • i
  • j
  • )
  • (
  • A
  • .
  • C
  • )
  • C
  • C
  • =−
  • 2
  • 1
  • (
  • i
  • j
  • ).......(since, C=
  • (1+1)
  • =
  • 2
  • )
  • (
  • A
  • .
  • C
  • )
  • C
  • C
  • =
  • 2
  • 1
  • (
  • j
  • i
  • )
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