Two forces 3 N and 2 N are at an angle  such that the resultant is R . The first force…

Physics · NEET · NTA ExamsBASIC MATHEMATICS AND VECTOR

Two forces 3 N and 2 N are at an angle such that the resultant is R. The first force is now increased to 6 N and the resultant become 2R. The value of is             
[HP PMT 2000; JEE (Main) 2019]
  1. 30°
  2. 60°
  3. 90°
  4. 120°

Answer

(D) 120°

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