Fundamentholfundamenthol
JEE Main2019Physics
Q.

Two forces P and Q, of magnitude 2F and 3F, respectively, are at an angle with each other. If the force Q is doubled, then their resultant also gets doubled. Then, the angle is: 

  1. A

    30°

  2. B

    90°

  3. C

    60°

  4. D

    120°

Solution

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