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NEET2015PhysicsMathematics in PhysicsActual

The angle between two linear transmembrane domains is defined by following vectors a = i + j - k and b = i - j + k

Options

  1. A⁻¹ ( 1 3 )
  2. B⁻¹ ( -1 3 )
  3. C⁻¹ ( -1 3 )
  4. D⁻¹ ( 1 3 )

Correct answer

B. ⁻¹ ( -1 3 )

Step-by-step solution

The angle between two vectors is given by array rlrl & & = a b a b = 1-1-1 3 3 & & =- 1 3 & & & = ⁻¹ (- 1 3 ) array

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