JEE Main 2019 — Motion In Two Dimensions Question with Solution
JEE Main 2019 (11 Jan Shift 1)
Question
A body is projected at with a velocity at an angle of with the horizontal. The radius of curvature of its trajectory at s is . Neglecting air resistance and taking acceleration due to gravity , the value of is:
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
Horizontal component of velocity vertical component of velocity After Horizontal component of velocity Vertical component of velocity Centripetal, acceleration From figure (using (i))
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This is a previous-year question from JEE Main 2019, covering the Motion In Two Dimensions 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.