What is the speed of the car

Reference no: EM13215870

At rest, a car's horn sounds at a frequency of 480 Hz. The horn is sounded while the car is moving down the street. A bicyclist moving in the same direction with one-third the car's speed hears a frequency of 470 Hz. What is the speed of the car?

Reference no: EM13215870

Questions Cloud

How an observer can observe a higher or lower frequency : Pick at least two sample cases and for each sample case include both a physical reason you'd expect fo to go up or down (think about how sound waves are squishing together or spreading apart) and a mathematical reason (like will picking a + in the..

What is the point estimate for the pop mean of all temp : construct and interpret a 95% confidence internal estimate of the pop mean of all such temp and what is the point estimate for the pop mean of all temp.

Example of how statistics are miscommunicated : This is one way of saying statistics can be easily miscommunicated. Find one example of how statistics are miscommunicated and explain why there was a miscommunication and what you would do to correct this problem.Using probability: How can you use..

What should the us pumps senior manager do : US Pumps is a multidivisional firm that manufactures and installs chemical piping and pump systems. Its valve division makes a single standardized valve. The valve division and installation division currently are involved in a transfer-pricing dis..

What is the speed of the car : At rest, a car's horn sounds at a frequency of 480 Hz. The horn is sounded while the car is moving down the street. A bicyclist moving in the same direction with one-third the car's speed hears a frequency of 470 Hz. What is the speed of the car?

How fast is the mass moving at the top of its new path : How fast is the mass moving at the top of its new path (directly above the peg)?

What is the rotational kinetic energy of the earth : What is the rotational kinetic energy of the Earth? Use the moment of inertia you calculated in Part A rather than the actual moment of inertia given in Part B.

What is the definition of quantum physics : What's the definition of quantum physics, in layman's terms?

Determine the cost recovery deduction for 2013 : On June 1, 2012, Josh purchased a used automobile that cost $24,000. The car is used 60% for business and 40% for personal use. (Assume this percentage is maintained for the life of the car.) Determine the cost recovery deduction for 2013.

User Account

All Pages