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The equation of trajectory of a projecti...

The equation of trajectory of a projectile is `y=10x-(5/9)x^(2)`. If we assume `g=10ms^(-2)` the range of projectile (in meters) is

A

36

B

24

C

18

D

9

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-MOTION IN A PLANE-EXERCISE-2 (Oblique project
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  2. A gun fires a bullet at a speed of 140 ms^(-1). If the bullet is to hi...

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  3. A body is projected with velocity 24 ms^(-1) making an angle 30° with...

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  4. A particle is thrown with velocity u at an angle prop from the horizon...

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  5. The equation of trajectory of a projectile is y=10x-(5/9)x^(2). If we ...

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  6. An object is projected with a velocity of 20ms^(-1) making an angle of...

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  7. For a projectile, the ratio of maximum height reached to the square of...

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  8. The speed of a projectile at its maximum height is sqrt(3) //2 times i...

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  9. The velocity at the maximum height of a projectile is half of its init...

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  10. A person throws a bottle into a dustbin at the same height as he is 2m...

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  11. A body is projected at angle 30° to horizontal with a velocity 50 ms^(...

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  12. A body is projected at angle 30° to horizontal on a planet with a velo...

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  13. A body is projected at angle 30° to horizontal on a planet with a velo...

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  14. Abody is thrown with velocity (4i +3j) metre per second. Its maximum h...

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  15. Two particles are projected with same velocity but at angles of projec...

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  16. The potential energy of a projectile at its maximum height is equal to...

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  17. If the maximum vertical height and horizontal ranges of a projectile a...

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  18. A body is projected with a certain speed at angles of projection of th...

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  19. From a point on the ground a particle is projected with initial veloci...

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  20. the velocity of a projectile at initial point a is (2hati+3hatj) m/s. ...

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