Question $9,$ chap $117,$ sect $4.$ part $1$ of $1,10$ points

The power output of a tuba is $0\mathrm{.}35$ W $.$

At what distance is the sound intensity of the tuba $1\mathrm{.}3{10}^{-3}\frac{W}{m^2}?$

Answer in units of m $.$

Question $12,$ chap $117,$ sect $5.$

part $1$ of $210$ points

The velocity of sound in air is $343\frac{m}{s}.$

An ambulance is traveling east at $50\mathrm{.}2\frac{m}{s}.$ Behind it there is a car traveling along the same direction at $28\mathrm{.}2\frac{m}{s}.$ The ambulance

homework $14-$ BAZZELL, MACY $-$ Due: Dec $22024,11$:$55$ pm $($Central time$)$

$4$

driver hears his siren at a freomencv of $970$ H $.$

What is the wavelength of the sound of the ambulance's siren if you are standing at the position of the car?

Answer in units of m $.$

A cello string vibrates in its fundamental mode with a frequency of $188\frac{\text{I}}{s}.$ The vibrating segment is $54$ cm long and has a mass of $1\mathrm{.}48$ g $.$

Find the tension in the string. Answer in units of N $.$

Question $17,$ chap $118,$ sect $4.$ part $2$ of $2,10$ poins number $12$