Mechanical Time Dilation: Explained

In summary, the derivation of the expression for time dilation does not assume the use of a clock. It is a natural consequence of the constancy of the maximum speed, which is the speed of light. Explanations for time dilation were later developed using light-clocks, but it ultimately depends on one's understanding of time. Additionally, it is believed that all things slow down at high velocities due to dilation in time, but the true nature of time is still unknown.
  • #1
akashdgr8
5
0
when the expression for time dilation was derived the clock assumed used the light signal to progress but the normal clocks which work using chemical energy or the stored potential energy in the spring must not be influenced with the relative velocity
can anyone explain me the mechanical reason for time dilation in ordinary clocks
 
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  • #2
First of all, welcome to the Forums!

There's no clock assumed in the derivation of the Lorentz Transformation (LT). Basically, time dilation is one component of a 4d transform that is the natural consequence of the constancy of the maximum speed (which also happens to be that of light).

Then, once people understood how time is affected by the LT, explanations were devise to try to make it clear, light-clocks were used only then.
 
  • #3
It just depends on your notion of time, and what it effects. You have to consider, KE in not relative. to clear this up, it is though that ALL things tend to slow down at high velocity, because of the dilation in time. The truth is that we don't exactly know what time is, we just observe it like every thing else :)
 

FAQ: Mechanical Time Dilation: Explained

What is mechanical time dilation?

Mechanical time dilation is a phenomenon in which the passage of time is affected by the velocity of an object. It is a consequence of Einstein's theory of relativity and can be observed in objects that are moving at speeds close to the speed of light.

How does mechanical time dilation work?

Mechanical time dilation works by slowing down the rate at which time passes for an object that is moving at high speeds. This is due to the fact that as an object's velocity increases, its mass also increases, making it more difficult for time to pass. This causes a discrepancy in the passage of time between two objects, with the faster object experiencing time at a slower rate.

What are some examples of mechanical time dilation?

One famous example of mechanical time dilation is the Hafele-Keating experiment, in which atomic clocks were flown around the world in opposite directions on commercial airlines. The clocks that traveled eastward, against the direction of the Earth's rotation, ran slightly slower than the clocks that traveled westward, with the rotation of the Earth.

Another example is the Global Positioning System (GPS) used for navigation, which relies on the precise synchronization of atomic clocks on satellites and on the ground. The clocks on the satellites experience time dilation due to their high speeds, and without accounting for this effect, the system would be inaccurate.

Is mechanical time dilation observable in everyday life?

While mechanical time dilation is a well-established phenomenon, its effects are typically only noticeable at extremely high speeds. For example, a clock moving at 99.9% of the speed of light would only experience a time dilation of about 7.4 seconds over the course of a year. Therefore, it is not observable in everyday life.

How does mechanical time dilation relate to other types of time dilation?

Mechanical time dilation is one of the three types of time dilation, along with gravitational time dilation and kinematic time dilation. Gravitational time dilation is caused by differences in gravitational forces, while kinematic time dilation is caused by differences in acceleration. Mechanical time dilation is specifically related to an object's velocity and is a consequence of both special and general relativity.

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