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23 Nov 2019

δ=1000kg/m^3
h=r=λ=5.0*10^-7
Power=1.0w
S=Power*A=1.0/4π(5*10^-7)^2=3.18*10^11
Pressure=S/c=(3.18*10^11)/(3.0*10^8)=1060
mass=ρ*volume=1000*(π(5*10^-7)^3)=3.93*10^-16
F=P*A=1060(4*π*(5.0*10^-7)^3))=3.0*10^-9
F=m*a
a=F/m=(3.0*10^-9)/(3.93*10^-16)=8.6*10^6

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