Calculates the speed of the train

Reference no: EM13282919

An alert physics student stands beside the tracks as a train rolls slowly past. He notes that the frequency of the train whistle is 445 Hz when the train is approaching him and 418 Hz when the train is receding from him. Using these frequencies, he calculates the speed of the train. What value does he find?

Reference no: EM13282919

Questions Cloud

Explain what was the initial concentration of a : The concentration of A was 0.30 M after 23 seconds. What was the initial concentration of A. Assume the stoichiometric coefficient for A is 1.

Why it is important for managers or leaders to optimize : Discuss why it is important for managers or leaders to optimize their capital structure.

Describe features of your native country and we need to keep : Describe features of your native country and we need to keep them.Considercustoms, language, food, celebration, Family connection. about Saudi Arabia.please use easy and small words if you can.

What is their percent profit : Suppose the target company has a stock price of $80 and the acquiring company has a stock price of $30. If the target firm shareholders receive three shares of acquiring firm stock for every share of target firm stock that they own, then what is t..

Calculates the speed of the train : An alert physics student stands beside the tracks as a train rolls slowly past. He notes that the frequency of the train whistle is 445 Hz, calculates the speed of the train

What is happening to size of risk premium paid by investors : You have noticed that last year,private equity gourps were buying public companies at big premium ,what is the implication of this in term of changes in investor risk aversion, if any? what is happening to the size of risk premium paid by investor..

Explain how a cation exchange resin and a solution : Describe how a cation exchange resin and a solution of NaOH with a known concentration could be used to determine the amount of NaCl in an aqueous solution

Determine her horizontal range : A long jumper maintains a constant horizontal velocity component of 7.15 m/s while jumping upward with vertical component 3.85 m/s. Determine her horizontal range

What is the relationship between risk and return : What is the relationship between risk and return and between the value of home currency and the level of lnterest rate.

User Account

All Pages