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QJEEM22Phec25: JEE Main 2022 Physics - Class 11 JEEM22Phec25 Solution: A body is projected from the ground at an angle of 45 ∘ with…

A body is projected from the ground at an angle of 45∘ with the horizontal. Its velocity after 2s is 20 ms−1. The maximum height reached by the body during its motion is __________ m. (use g = 10 ms−2)

Step-by-Step Verified Solution

JEE Main 2022 (Online) 24th June Evening Shift Physics - Motion in a Plane Question 38 English Explanation

⇒vcos⁡α=ucos⁡45∘ ..... (i)

& vsin⁡α=usin⁡45∘−gt ..... (ii)

Solve for u we get

u=202 m/s

⇒H=u2sin245∘20=20 m

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