Engineering, 31.08.2019 01:20 marahdgz

Determine the linear sound pressure level (in db re 20 î¼pa) when the ambient pressure is 101.35 kpa and the r. m.s. of the pressure fluctuations is p_rms.

Answers: 1

Show answers

Other questions on the subject: Engineering

Engineering, 04.07.2019 18:10, 19deleonl

Coiled springs ought to be very strong and stiff. si3n4 is a strong, stiff material. would you select this material for a spring? explain.

Answers: 2

continue

Engineering, 04.07.2019 18:20, safiyabrowne7594

Ahe-xe mixture containing a 0.75 mole fraction of helium is used for cooling electronics in an avionics application. at a temperature of 300 k and atmospheric pressure, calculate the mass fraction of helium and the mass density, molar concentration and molecular weight of the mixture. if the cooling capacity is 10 l, what is the mass of the coolant?

Answers: 3

continue

Engineering, 04.07.2019 18:20, kendrawalraven

The characteristic roots of a dynamic system are: 1.7920 1.8160 i, -1.7920 1.8160 i, -0.4160 what is the order of this system? what are the settling time and damping ratio of the system?

Answers: 3

continue

Engineering, 04.07.2019 19:10, kimmy6973

What is creep? what is stress relaxation?

Answers: 1

continue

You know the right answer?

Determine the linear sound pressure level (in db re 20 î¼pa) when the ambient pressure is 101.35 kpa...