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A missile is fired for maximum range wit...

A missile is fired for maximum range with an initial velocity of 20 m/s . If g = 10 `m//s^(2)` the range of the missile is

A

40m

B

50m

C

60m

D

20m

Text Solution

Verified by Experts

The correct Answer is:
A
Maximum range `R_("max")=(u^(2))/(g)=((20)^(2))/(10)=40m`
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ALLEN-MOTION IN A PALNE-EXERCISE-1
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  7. Galileo writes that for angles of projection of a projectile at angles...

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  8. A paricle stating from the (o,o) moves in a stainght line in the (x,y)...

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  9. For a given initial speed, a projectile has the same range R for two a...

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  10. A monket is sitting on the tree. A hunter fires a bullet to kill him. ...

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  11. A particle of mass m is projectile with veoocity u making an angle of ...

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  12. A ball is projected to attain the maximum range. If the height attaine...

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  13. Two projectiles are fired from the same point with the same speed at ...

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  14. A ball is projected vertically upwards with a certain initial speed. A...

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  15. The speed of a projectile at its maximum height is half of its initial...

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  16. A missile is fired for maximum range with an initial velocity of 20 m/...

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  17. A projectile is fired at an angle of 45^(@) with the horizontal. Eleva...

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  18. The horizontal range and the maximum height of a projectile are equal....

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  19. The velocity of a projectile at the initial point A is (2hati+3hatj)m/...

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  20. A projectile is projected in a plane from origin with initial velocity...

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