How High Will a Bullet Travel Fired Straight Up at 460 m/s?

In summary, the conversation discusses finding the time and distance traveled by a bullet fired straight up with a muzzle velocity of 460 m/s, neglecting air resistance. The suggested method is to use the kinematic equations vf = vi + at and d = vt + .5at^2, with the given values for acceleration, final velocity, and initial velocity. The acceleration is assumed to be -9.8 m/s^2.
  • #1
bobby_burke
7
0
A bullet is fired straight up with a muzzle velocity of 460 m/s. how long will it take it to reach its highest point and how high will that be? (The air resistance may be neglected)

i've been busting my brain over this question for almost an hour, and i just can't find a formula that will help me find this that only has one of: Distance and Time
 
Last edited:
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  • #2
I think you should be able to find the time using the kinematic equation:

vf = vi + at

solve it for t, the problem gives you the acceleration, the final velocity and the initial velocity.

then, after you've found the time at the top of its flight, you can use

d = vt + .5at^2

to find the distance traveled.
 
  • #3
what's the acceleration? it doesn't state it in the equation. or is it -9.8 m/s^2
 
  • #4
right on dude
 

FAQ: How High Will a Bullet Travel Fired Straight Up at 460 m/s?

1. How is the height of a bullet's trajectory determined?

The height of a bullet's trajectory is determined by several factors, including the initial velocity of the bullet, the angle at which it is fired, and the force of gravity. These factors can be calculated using mathematical equations and can vary depending on the type of gun and bullet being used.

2. What is the maximum height a bullet can reach?

The maximum height a bullet can reach depends on the initial velocity and angle at which it is fired. In most cases, the maximum height will be reached when the bullet is fired at a 45-degree angle. However, this can vary based on the specific conditions and factors mentioned above.

3. Can a bullet continue to travel upwards after reaching its maximum height?

No, a bullet cannot continue to travel upwards after reaching its maximum height. This is because at the peak of its trajectory, the bullet's velocity is reduced to zero due to the pull of gravity. After this point, the bullet will begin to fall back towards the ground.

4. How does air resistance affect the height a bullet can reach?

Air resistance can have a significant impact on the height a bullet can reach. The greater the air resistance, the more it will slow down the bullet's velocity, causing it to reach a lower maximum height. This is why bullets fired at higher altitudes or in thinner air will typically reach greater heights.

5. Is it possible for a bullet to reach outer space?

No, it is not possible for a bullet to reach outer space. While a bullet can reach incredible heights, it does not have enough velocity to escape Earth's gravitational pull and enter the vacuum of space. Additionally, the bullet would likely disintegrate due to the extreme temperatures and lack of oxygen in space.

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