physics

posted by .

A rifle with a muzzle velocity of Vo shoots a bullet at a target R ft away. How high above the
target must the rifle be aimed so that the bullet will hit the target?

  • physics -

    R=v₀•t
    t=R/v₀
    h=g•t²/2= g•R²/2•v₀²

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    For this problem, ignore air resistance. You are to fire a rifle that shoots a particular bullet at 460 m/s at a target that is 45.7 m away and level with the rifle. Assuming that the acceleration due to gravity is 9.80 m/s², how …
  2. physics

    A rifle that shoots bullets at 460 m/s is to be aimed at a target 47.0 m away. If the center of the target is level with the rifle, how high above the target must the rifle barrel be pointed so that the bullet hits dead center?
  3. Physics

    A bullet is fired from a rifle 3m above the ground level at a target 200m away. The initial velocity of the bullet is 300 m/s. How low must the center of the target be off the ground for the bullet to successfully hit it?
  4. PHYSICS

    A rifle is aimed horizontally at a target 31 m away. The bullet hits the target 1.3 cm below the aiming point. Neglect air resistance. (a) What is the bullet's time of flight?
  5. physics

    A rifle that shoots bullets at 404 m/s is to be aimed at a target 49.7 m away. If the center of the target is level with the rifle, how high (in cm) above the target must the rifle barrel be pointed so that the bullet hits dead center?
  6. Physics

    A rifle that has been "sighted in" for a 94.6-meter target. If the muzzle speed of the bullet is v0 = 429 m/s, what are the two possible angles è1 and è2 between the rifle barrel and the horizontal such that the bullet will hit the …
  7. physics

    A rifle with a muzzle velocity of 480 m/s shoots a bullet at a target 45.6 m away. How high above the target must the rifle barrel be pointed to ensure that the bullet will hit the target?
  8. College Physics

    At a firing range, a target is placed 300 m from where someone is firing a rifle. The muzzle speed of this rifle is 700 m/s. If the rifle is aimed directly at the center of the target, by how far will the target miss?
  9. Physics

    A rifle that shoots bullets at 447 m/s is to be aimed at a target 40.7 m away. If the center of the target is level with the rifle, how high above the target must the rifle barrel be pointed so that the bullet hits dead center?
  10. physics

    A rifle with muzzle velocity of 460m\s shoot a bullet at small target 46 metre away. How high above the target must the gun be aimed so that the bullet will hit the target.

More Similar Questions