Search results
Results from the WOW.Com Content Network
In Newtonian mechanics, momentum (pl.: momenta or momentums; more specifically linear momentum or translational momentum) is the product of the mass and velocity of an object. It is a vector quantity, possessing a magnitude and a direction.
Conservation of momentum requires m b v b = m t v t. Solving for the target's velocity gives v t = m b v b / m t = 0.016 kg × 360 m/s / 77 kg = 0.07 m/s = 0.17 mph. This shows the target, with its great mass, barely moves at all. This is despite ignoring drag forces, which would in reality cause the bullet to lose energy and momentum in flight.
The momentum of the body is 1 kg·m·s −1. The moment of inertia is 1 kg·m 2. The angular momentum is 1 kg·m 2 ·s −1. The kinetic energy is 0.5 joule. The circumference of the orbit is 2 π (~6.283) metres. The period of the motion is 2 π seconds. The frequency is (2 π) −1 hertz.
With friction, momentum of the two bodies is transferred to the surface that the two bodies are sliding upon. Similarly, if there is air resistance, the momentum of the bodies can be transferred to the air.) The equation below holds true for the two-body (Body A, Body B) system collision in the example above.
The conservation of momentum (mass × velocity) and kinetic energy (1 / 2 × mass × velocity 2) can be used to find the resulting velocities for two colliding perfectly elastic objects. These two equations are used to determine the resulting velocities of the two objects.
In classical mechanics, impulse (symbolized by J or Imp) is the change in momentum of an object. If the initial momentum of an object is p 1, and a subsequent momentum is p 2, the object has received an impulse J: =. Momentum is a vector quantity, so impulse is also a vector quantity.
Use a humidifier and/or air purifier Environmental adjustments can make a significant difference too, says Dr. Mercola. Try using a humidifier to “maintain humidity levels between 35-45% in your ...
The article on the quantum momentum operator states "As it is known from classical mechanics, the momentum is the generator of translation," and "momentum" in that sentence is a link to this article. However, this momentum article does not cover the concept of "generator of translations". It would be good if someone could add this.