wat is difference between atomic clock ND simple clock
Answers
Answer:
Ordinary clocks measure time by counting, quartz crystal vibrations or mechanical pendulum oscillations. ... Atomic clocks measure the oscillations in electron transitions by the radition emited in the form of microwave or higher frequency electro magnetic waves.
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Answer:
Both register bouncing so beating whether ticking, but an ordinary clock records the bouncing of objects as for instance a pendulum, and an atomic clock registers the bouncing of atoms.
An atom is an object too, but its dimensions are in nanometers and picometers, so is nano-object whether pico-object. An atom consists of a nucleus and orbiting electrons. Thus, the negative charge orbits the positive charge. When is picked just one negative charge—electron, then the moving electron is electric current, and so is an electric loop there. Electric current creates magnetism that is perpendicular to the loop circuit. Similarly, a nucleus rotates around the center of mass of the atom, and since is electrically active too, then also creates magnetism. Thus, both move in magnetic fields of others, and these magnetic fields turn their electric loops, so turn an axis of rotation (related to an registered electron) slowly. For instance, when the electron makes over a million circuits (revolutions), a whole set so an atom makes just one cycle. It is evident very well at frequencies. Since the frequency of the electron cycles is on the scale of the main absorption-emission spectra of elements, that is in peta hertz (10^15), the frequency of atoms is in gigahertz (10^9). Concretely, the hydrogen atom bounces in the frequency 1.42 GHz, while the electron orbits in the frequency 8.18 PH z (“Answers to Questions About Origin Particles in Physics / How Does an Atomic Clock Work?“); and when the electron jumps from the outer orbit to the inner orbit, it releases the photon having frequency 2.4 PH z.
Certainly, we may register bouncing of a pendulum even by our eyes, but it is not so with atomic clocks. We must have precise instruments to pick the frequency of a medium put inside the cavity.