Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Physics
The initial speed of a projectile fired from ground is u. At the highest point during its motion, the speed of projectile is (√3/2) u. The time of flight of the projectile is :
Q. The initial speed of a projectile fired from ground is
u
. At the highest point during its motion, the speed of projectile is
2
3
u
. The time of flight of the projectile is :
1525
149
JEE Main
JEE Main 2023
Motion in a Plane
Report Error
A
g
2
u
13%
B
2
g
u
9%
C
g
u
38%
D
g
3
u
39%
Solution:
u
cos
θ
=
2
3
u
⇒
cos
θ
=
2
3
⇒
θ
=
3
0
∘
T
=
g
2
u
s
i
n
3
0
∘
=
g
u