Open Question: An ambulance is moving towards a doctor to deliver a sick patient. The ambulance siren has a frequency of 489?
Home >All Categories > Science & Mathematics >Physics >Open Question
Pat Member since:April 11, 2011Total points:95 (Level 1)An ambulance is moving towards a doctor to deliver a sick patient. The ambulance siren has a frequency of 489 Hz and a velocity of 31 m/s. The speed of the doctor running towards the ambulance is 5 m/s. If the speed of sound is in air that day is determined to be 340 m/s, what is the frequency of the sound heard by the doctor?Answer Question
by Buffalo Bob Member since:March 14, 2011Total points:381 (Level 2)Look up "doppler effect" on wikipedia, you will find the answer there
3:58 |
0
comentarios |
Read More...
Open Question: is there such thing as er family doctor ?
Home >All Categories > Science & Mathematics >Medicine >Open Question
don't_kn... Member since:January 28, 2010Total points:56 (Level 1)what specilaty is the dude who treats all ages in the er ? just wondering cause i saw this movie and she was working in the er and thne there like become a familly doctor in th er ?Answer Question
by jim Member since:September 15, 2009Total points:1,329 (Level 3)er doctors can be can specialize in emergency medicine or have no specialty and just be a general practitioner
14:22 |
0
comentarios |
Read More...
