# Kinetic energy of rocket explosion

• jc14
In summary, the problem involves a rocket exploding into two equal mass pieces, with one piece moving twice as fast as the other. The ratio of the total kinetic energy of the pieces just after the explosion to that of the rocket just before is unknown. The method for solving this problem in physics involves drawing a clear diagram and identifying relevant equations, before pondering the situation further.
jc14

## Homework Statement

a rocket explodes in flight into two equal mass pieces still going in the same direction with one piece moving twice as fast as the other. What is the ratio of the total kinetic energy of the pieces just after the explosion to that of the rocket just before?

## The Attempt at a Solution

Hi jc14. http://img96.imageshack.us/img96/5725/red5e5etimes5e5e45e5e25.gif

The method for solving any problem in physics begins with the drawing of a clear diagram, and on this you mark everything you know about the system.

Then you write down the equations you know which may (note I said "may", not "will") be relevant to the situation. (If you always automatically knew what equations would be needed then you'd be teaching the subject, not studying it!)

This places you at the point where you have assembled enough that you can now start to ponder it meaningfully.

Post your working when you've done that much.

Let's see how you go.

Last edited by a moderator:

## 1. What is kinetic energy?

Kinetic energy is the energy an object possesses due to its motion.

## 2. How is kinetic energy related to rocket explosions?

Rocket explosions involve a rapid release of energy, which can be attributed to the kinetic energy of the rocket. As the rocket moves through the air, it builds up kinetic energy, which is then released in the explosion.

## 3. How is the kinetic energy of a rocket explosion calculated?

The kinetic energy of a rocket explosion can be calculated using the formula KE = 1/2mv^2, where m is the mass of the rocket and v is its velocity.

## 4. Can the kinetic energy of a rocket explosion be harnessed?

Yes, the kinetic energy of a rocket explosion can be harnessed for various purposes, such as propelling the rocket forward or generating electricity.

## 5. Is the kinetic energy of a rocket explosion dangerous?

Yes, the kinetic energy released in a rocket explosion can be very dangerous and destructive. This is why proper safety measures and precautions are taken during rocket launches.

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