What is the frequency of the car horn

Reference no: EM13257309

A car is approaching a relecting wall. A stationary observer behind the car hears a sound of frequency 745Hz from the horn, and a sound of frequency 863Hz from the wall. How fast is thecar traveling.

What is the frequency of the car horn?

What is the frequency of the sound reflected by the wall heard by the car's driver?

Reference no: EM13257309

Questions Cloud

Best ways to convince a reader : Best ways to convince a reader to take your ideas into consideration is by appealing to their values - ABCD either you decide that you can afford this stereo, or you decide you are going to do without music for a while.

Expense recognition and accrual accounting : The local chapter of Helping Hands, a social service organization, had the following economic events occur during the month of May:

Problem based on bad checks : When we talk about "bad checks," are those always checks our customers have written to us? Would the company also write any bad checks and what are the repercussions for thesame? Give examples to support your answer.

Explain the heat required to vaporize one mole of the liquid : The molecular weight of X is 65.0 g/mol. The heat required to melt one mole of the solid phase is 20.0 kJ, the heat required to sublime one mole of the solid phase is 40.0 kJ, and the heat required to vaporize one mole of the liquid phase is 30.0 ..

What is the frequency of the car horn : A car is approaching a relecting wall. A stationary observer behind the car hears a sound of frequency 745Hz from the horn, What is the frequency of the car horn

Prepare a monthly flexible manufacturing overhead budget : Prepare a monthly flexible manufacturing overhead budget for 2008 for the expected range of activity, using increments of 1,000 direct labor hours.

Explain at equilibrium the temperature of the water : A metal sample weighing 124.10 g and at a temperature of 99.3 C was placed in 42.87 g of water in a calorimeter at 23.9 C. At equilibrium the temperature of the water and metal was 41.6 C.

Calculate the power loss in the lines : A pair of power transmission lines each have a 0.800 ? resistance and carry 694 A over 9.14 km. If the rms input voltage is 38.1 kV. Calculate the power loss in the lines

Compute the cost to produce one football helmet : Total the dollar amounts in each of the columns. (b) Compute the cost to produce one football helmet.

User Account

All Pages