Why do you honk your horn in a tunnel?
Why do you honk your horn in a tunnel? Echoes and Acoustics One reason people honk in tunnels may be due to the acoustics. Tunnels provide natural amplification and sound reverberation. This makes honking more enjoyable and entertaining. Drivers might honk their horns to hear the satisfying echoes bouncing off the tunnel walls.
Why do you turn on your radio in a tunnel?
This is because they often have 'wideband' transmitters inside the tunnel itself- doesn't matter what frequency you are tuned to, it will pick it up- and they use this to issue alerts, traffic warnings etc (as well as in many cases they will have multiple low powered transmitters that retransmit the actual local radio ...
Why do people not breathe in tunnels?
Just like passing a graveyard, some drivers hold the superstition that you should hold your breath as you drive through a tunnel. Supposedly, if you can make it the lenght of the tunnel without breathing, you can make a wish at the end and said wish will come true.