JEE Main 2026 — Motion In Two Dimensions Question with Solution
JEE Main 2026 (24 January Shift 1)
Question
A boy throws a ball into air at from the horizontal to land it on a roof of a building of height . If the ball attains maximum height in 2 s and lands on the building in 3 s after launch, then value of is m.
Choose an option
Show full solutionCorrect option: A
Correct answer
A15
Step-by-step explanation
For projectile motion at 45°, vertical component of initial velocity:
Maximum height occurs at s when :
m/s
Thus , so m/s
Height at landing time s:
m
Maximum height occurs at s when :
m/s
Thus , so m/s
Height at landing time s:
m
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This is a previous-year question from JEE Main 2026, 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.