I think its to do with the more heat the less air so the more air the further but quieter the echo will be more hot it is the less it travels the louder it is, its all to do with vibraitions through air and heat that's how it differs
1000mm
echo "*** Converting between the different temperature scales ***" echo "1. Convert Celsius temperature into Fahrenheit" echo "2. Convert Fahrenheit temperatures into Celsius" echo -n "Select your choice (1-2) : " read choice if [ $choice -eq 1 ] then echo -n "Enter temperature (C) : " read tc # formula Tf=(9/5)*Tc+32 tf=$(echo "scale=2;((9/5) * $tc) + 32" |bc) echo "$tc C = $tf F" elif [ $choice -eq 2 ] then echo -n "Enter temperature (F) : " read tf # formula Tc=(5/9)*(Tf-32) tc=$(echo "scale=2;(5/9)*($tf-32)"|bc) echo "$tf = $tc" else echo "Please select 1 or 2 only" exit 1 fi
Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo Echo
temperature is cold red is hot
echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo
increased
What happens depends on the temperature coefficient of the diode. If that diode has a positive temperature coefficient, it resistance increases with increased temperature. A diode with a negative temperature coefficient does the opposite.
When the temperature of a system is increased, the partial pressure of oxygen also increases.
At high temperature the solubility is increased.
At higher altitude the temperature is lower.
A decrease in radiative equilibrium temperature
If you want to be as accurate as possible you will need to start with the temperature of the air. Once you know the temperature of the air you plug it in to this formula: V = 331 √1 + (T/273) V is the velocity of sound in air at temperature T in degrees Celsius. Now that you know how fast sound will travel through the air at the current temperature, measure the time it takes for the sound to be transmitted and the echo received. Take that number and plug it in to this formula: V = m/s or Velocity = meters/seconds From that we get: Distance = Velocity/time Divide the distance in half and you have your distance from the object which the echo bounced off of.