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Q: What conservation of momentum use in ballistic test?
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A 5g bullet is fired from a 500g if the bullet leaves the gun going 800ms with what speed does it recoil?

The idea is to use conservation of momentum. The momentum before the shot is fired is assumed to be zero, so write an equation that states that the momentum after the shot is zero, and solve it. The total momentum, of course, is the sum of the momentum of the two parts; for each part, the momentum is mass x velocity.


How do solve conservation of angular momentum?

Usually you would use some fact you know about the physical system, and then write an equation that states that the total angular momentum "before" = the total angular momentum "after" some event.


Formula for conservation of momentum?

For example, you can write this as:Total change in momentum = 0 In the case of a collision, you can use: M1 = M2 where M1 is the total momentum before the collision, and M2 is the total momentum after the collision.


When to use law of momentum to find velocity rather than law of conservation of energy?

While energy is ALWAYS conserved, this isn't always useful for calculations, since MECHANICAL ENERGY - the energy that can be easily calculated - is NOT always conserved. On the other hand, momentum is always conserved, whether a collision is elastic or inelastic. (In an elastic collision, energy is also conserved.) Thus, conservation of momentum is often more useful for calculations involving collisions.


Two balls of masses 500gram and 200 gram are moving at valocities 4m s and 8m s respectively on collision they stick together find the velocity af the system after collision?

The idea is to use conservation of momentum. Calculate the total momentum before the collission, add it up, then calculate the combined velocity after the collision, based on the momentum.

Related questions

Why is the law of conservation of momentum useful in analyzing the collision between two bodies?

The law of conservation of momentum useful in analyzing the collision between two bodies because there is use to be the collision between the two bodies reason for that is law of conservation of momentum is that the total sum of momentum is equal means constant after the total sum of momentum of two bodies. so if you don't be the collision between two bodies you will not aware of the meaning of momentum.


How do you use conservation as an abstract noun in a sentence?

Efforts at conservation have prevented the extinction of several animal species. The random motion of objects is limited by the conservation of momentum.


A 5g bullet is fired from a 500g if the bullet leaves the gun going 800ms with what speed does it recoil?

The idea is to use conservation of momentum. The momentum before the shot is fired is assumed to be zero, so write an equation that states that the momentum after the shot is zero, and solve it. The total momentum, of course, is the sum of the momentum of the two parts; for each part, the momentum is mass x velocity.


How do solve conservation of angular momentum?

Usually you would use some fact you know about the physical system, and then write an equation that states that the total angular momentum "before" = the total angular momentum "after" some event.


Can you use motor driven car to prove law of conservation of momentum?

i think no. b/c for elastic or inelastic collision we do have momentum of the bodies initially. so motor driven car couldnot use to prove this law. As we know that momentum can be measured in the absence of force. yes we use force when momentum is changing, this is actually impulse.


Formula for conservation of momentum?

For example, you can write this as:Total change in momentum = 0 In the case of a collision, you can use: M1 = M2 where M1 is the total momentum before the collision, and M2 is the total momentum after the collision.


When to use law of momentum to find velocity rather than law of conservation of energy?

While energy is ALWAYS conserved, this isn't always useful for calculations, since MECHANICAL ENERGY - the energy that can be easily calculated - is NOT always conserved. On the other hand, momentum is always conserved, whether a collision is elastic or inelastic. (In an elastic collision, energy is also conserved.) Thus, conservation of momentum is often more useful for calculations involving collisions.


Two balls of masses 500gram and 200 gram are moving at valocities 4m s and 8m s respectively on collision they stick together find the velocity af the system after collision?

The idea is to use conservation of momentum. Calculate the total momentum before the collission, add it up, then calculate the combined velocity after the collision, based on the momentum.


When a 60g bullet fired from 5kg gun leaves with a speed of 500ms. Find the velocity with which the gun recoils?

You can use conservation of momentum to solve this. Just multiply momentum (= mass x speed) for the bullet, and assume that the change in (mass x speed) for the gun must be the same.


When a moving object with momentum collides with another moving object with momentum what formula do I use?

If the two bodies form a closed and isolated system (that is no other external forces act on the system apart from the forces that the bodies exert on each other and no mass is allowed to enter or leave the system), the principle of conservation of momentum SHOULD be used. Remember: As long as the condition in the brackets above hold, the principle of conservation of momentum holds. Next, depending on the nature of the collision, another conservation law can be used. If the collision is perfectly elastic, then kinetic energy is conserved. Note that although kinetic energy is not always conserved, TOTAL energy is ALWAYS conserved. You could still apply the principle of conservation of energy for an inelastic collision provided you knew the amount of energy converted to other forms of energy.


How do you use the word ballistic in a sentence?

the crazy old lady was ballistic when she realized her precious kittens had been stolen from her.


How do you find magnitude of final momentum?

Use this formula:Final momentum = (initial momentum) + (change in momentum)