Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

MOTION PARAMETERS OF A PROJECTILE i) Time of ascent (ta) For a projectile the time to reach maximum height is called time of ascent. For a projectile, the vertical component of velocity  vy,

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Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

ii) Time of flight (T): For a projectile, the total time to reach the same horizontal plane of projection is called the time of flight. It is the total time for which the projectile remains in air.

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Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

iii) Maximum height (Hmax): The vertical displacement of a projectile during time of ascent is the maximum height of the projectile. In the equation  \( y = (u\sin \theta )t - \frac{1} {2}g

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Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

iv) Horizontal Range (R) : This is defined as the horizontal distance covered by projectile during its time of flight. Thus, by definition,     Range R= horizontal velocity X time

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Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

v) Velocity of the Projectile at any Instant 't': The horizontal component of the projectile remains constant all the time. (because acceleration due to gravity has no component along the h

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Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

10.For projectile, in the case of complimentary angles,  a) Ranges are same Sol. If  \(\theta\) and (90-\(\theta\)) are angles of projection, we have       \( R_1 = \frac

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Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

7.If 'T' is the time of flight of a projectile, maximum height H=\( \frac{1} {8}gT^2 \) Sol. We know that , \( T = \frac{{2u\sin \theta }} {g} \Rightarrow u = \frac{{gT}} {{2\si

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Class 8 / IIT Advanced Physics / Oblique Projectiles / Motion Parameters of a Projectile

Oblique Projectiles

8.For a projectile, angle of projection [\(\theta\)], range[R] and  maximum height [H] are related as \( = \tan \theta = \frac{{4H}} {R} \) Sol. Maximum height H = \( \frac{{u^2

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