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//CHAPTER 6 _ PRESSURE AND SOUND MEASUREMENT
//Caption : Sound Measurement
// Example 9// Page 369
disp("Lp=104")
Lp=104 //('enter the sound pressure level in decibles=:')
disp("pa=20*10^-6;")
disp("p=sqrt(10^(Lp/10)*pa^2);")
pa=20*10^-6; // rms pressure threshold of hearing
p=sqrt(10^(Lp/10)*pa^2);
printf('root mean square sound pressure is %1.3fPa\n',p)
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