JEE Main 2019 — Mathematics in Physics Question with Solution
JEE Main 2019 (10 Jan Shift 2)
Question
Two forces and , of magnitude and , respectively, are at an angle with each other. If the force is doubled, then their resultant also gets doubled. Then, the angle is:
Choose an option
Show full solutionCorrect option: A
Correct answer
A
Step-by-step explanation
If is doubled
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This is a previous-year question from JEE Main 2019, covering the Mathematics in Physics chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.