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NEET Physics · Easy

Basic Mathematics & Vectors: Vector Components MCQ

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Vector ComponentsEasyQuestion 5109

Question

A vector A of magnitude 10 N makes an angle of 30° with the x-axis. Its x-component is:
  1. A
    5 N
  2. B
    5√3 N
    Correct
  3. C
    10 N
  4. D
    10/√3 N

Correct answer

5√3 N

Explanation

x-component = A cos30° = 10 × (√3/2) = 5√3 N. y-component = A sin30° = 5 N.

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