a car’s horn has a frequency of 1000 hz. an observer hears the horn at a pitch of 1.10 khz. if the speed of sound in air is 345 m/s, the speed that the car was travelling, relative to the observer, is ___ m/s.
Get the answer
Category: mechanicalengineering |
Author: Sarah Aksinia
Related Questions
a car’s speed before a sudden stop can be estimated by the formula s
womensstudies5 Minutes ago
a car’s value decreases 5% every year after it is purchased. if the or
statistics7 Minutes ago
a car’s wheel has a rotational inertia of 2 kg*m^2. the wheel initiall
chemistry12 Minutes ago
Category
science
Mona Eva 55 Minutes ago
a car’s wheels spin at 1000 revolutions per minute. the diameter of the wheels is 23 inches. you want to know how fast the car is travelling.
statistics
Hedda Galya 1 Hours ago
a cascade refrigeration system is used to provide a steady rate (q1) of low-temperature cooling for a deep freezer maintained at -75°c. propane is the
art
Hedda Galya 1 Hours ago
a case involving assault and dwi charges would most likely be heard in a court. a. county b. municipal c. district d. justice of the peace