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Why sound comes first instead of light when you switch on the TV as light travels first?

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In the old days, TV Tubes took time to heat up to operate. The new TV's Flat screens may not have the same difference.
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Why would lights and TV come on without anyone flipping the switch?

Having the surge protector should not affect individual circuits. It sounds more like to me you have a bad neutral somewhere. By that I mean a wire is loose. So say the light

Who invented the first light switch?

The first switch light was invented by John Henry Holmes in 1884  .In 1890, Granville Woods invented the first dimmer switch, which  offered a knob to control how bright or

Is a light switch a first class lever?

Yes, because the fulcrum is in the middle (the part that makes the switch go up and down) the effort is where you push up and down with your fingers the load is your fingers.

Why sound of tv comes first than graphics?

The colours and the picture need to come into focus where as the sound is already in clear pitch. Read more: http://wiki.answers.com/Why_does_the_sound_comes_firstand_then_p