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Summary for Time, Height and Range

An object is ...

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An object is projected from ground with speed u art angle @ with horizontal. The radius of curvature of its trajectory at maximum height from ground is

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Q. An object is projected with speed

50 m/s

53^{\circ}

with horizontal from ground. The radius of curvature of its trajectory at

t = 1 sec

after projection will be:

(

g = 10 {m/s}^{2})

Q. A particle is projected from ground with initial speed

u

and projection angle

θ

from horizontal. Find the radius of curvature of trajectory of particle when during flight particle's velocity makes an angle

\frac{θ}{2}

with horizontal.

Q. A projectile is projected at an angle of

45^{o}

with speed u. The radius of curvature of its trajectory at the maximum height is

Q. A particle is projected with speed

u

θ

with the horizontal. Find the radius of curvature at the highest point of its trajectory.

Q. A particle at a height '

h

' from the ground is projected with an angle

30^{\circ}

from the horizontal, it strikes the ground making angle

45^{\circ}

with horizontal. It is again projected from the same point at height

h

with the same speed but with an angle of

60^{\circ}

with horizontal. Find the angle it makes with the horizontal when it strikes the ground:

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Summary for Time, Height and Range

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