A projectile is fired with a speed `u` at an angle `theta` with the horizontal. Find its speed when its direcrtion of motion makes an angle `alpha` with the horizontal.

A projectile is fired with a speed u at an angle theta with the horizontal. Find its speed when its direction of motion makes an angle alpha with the horizontal.

A projectile is projected with a speed u at an angle theta with the horizontal. What is the speed when its direction of motion makes an angle theta//2 with the horizontal

For a projectile first with velocity u at an angle theta with the horizontal.

A bullet is fired with speed 50m//s at 45^(@) angle with horizontal. Find the height of the bullet when its direction of motion makes angle 30^(@) with the horizontal.

A bullet is fired with speed 50m//s at 45^(@) angle with horizontal. Find the height of the bullet when its direction of motion makes angle 30^(@) with the horizontal.

What is the radius of curvature of the parabola traced out by the projectile in which a particle is projected with a speed u at an angle theta with the horizontal, at a point where the velocity of particle makes an angle theta//2 with the horizontal.

What is the radius of curvature of the parabola traced out by the projectile in which a particle is projected with a speed u at an angle theta with the horizontal, at a point where the velocity of particle makes an angle theta//2 with the horizontal.

A particle is projected with a speed u at an angle theta with the horizontal. What will be the speed of the particle when direction of motion of particle is at an angle alpha with the horizontal?

What is the radius of curvature of the parabola traced out by the projectile in which a particle is projected by a speed u at an angle 'theta' with the horizontal, at a point where the particle velocity makes and angle theta/2 with the horizontal?