Projectile Motion

Let u be initial velocity of projection at angle

%5Ctheta

with the horizontal. Then, horizontal range,

R%3D4%20%5Csqrt%7B3%7D

%5Ctherefore%20%5Cfrac%7Bu%5E%7B2%7D%20%5Csin%202%20%5Ctheta%7D%7Bg%7D%3D4%20%5Csqrt%7B3%7D%20%5Ccdot%20%5Cfrac%7Bu%5E%7B2%7D%20%5Csin%20%5E%7B2%7D%20%5Ctheta%7D%7B2%20g%7D

2%20%5Csin%20%5Ctheta%20%5Ccos%20%5Ctheta%3D2%20%5Csqrt%7B3%7D%20%5Csin%20%5E%7B2%7D%20%5Ctheta

%5Cfrac%7B%5Ccos%20%5Ctheta%7D%7B%5Csin%20%5Ctheta%7D%3D%5Csqrt%7B3%7D

%5Ccot%20%5Ctheta%3D%5Csqrt%7B3%7D

%5Ctheta%20%3D30%5E%7B%5Ccirc%7D

Chapter Questions
1 MCQs