sohalik16032006 sohalik16032006

29-04-2024
Physics

Answered

You are driving along a highway at 35m/s when you hear a siren of a police car approaching you from behind and you perceive the frequency as 1370Hz. You are relieved that he is in pursuit of a different speeder when he continues past you , but now you perceive the frequency as 1330 Hz. Speed of sound in air is 343m/s.What is the speed of the police car?

Answer :

Other Questions

Think of a typical Tuesday. Complete the table with the activities you do.| Activity | Morning | Afternoon | Evening ||----

Expand and fully simplify the following expression:[tex]\[ 5b(b+3) - b(3b-2) \][/tex]

The "Ability-to-Pay" principle of taxation matches with which statement?A. "Everyone should pay regardless of income."B. "The poor should not pay income taxes."

The organs that function to regulate the removal of excess water, electrolytes, and metabolic wastes from body fluids are called the _______.

Suppose a group of volunteers is planning to build a park near a local lake. The lake is known to contain low levels of arsenic (As). Therefore, prior to starti

Consider the incomplete paragraph proof.Given: Isosceles right triangle [tex]$XYZ$[/tex] [tex]$\left(45^{\circ}-45^{\circ}-90^{\circ}\right)$[/tex] triangleProv

What are the steps to install a NuGet package in Visual Studio 2022?

How do poor design decisions affect the readability and the effectiveness of the message? 1. They act as a barrier to communication.2. The tone of the document

Nursing assessments should include which of the following for determining the healthy eating habits in an adolescent

Sean las matrices[tex]\[ A = \left(\begin{array}{cc} 6 & -2 \\ 2 & 4 \end{array}\right) \quad \text{y} \quad B = \left(\begin{array}{cc} -3 & 0 \\

How did war affect the location of industry and workers in the us

explain it How can you use a right angle to determine the classification of another angle?

The resistance of moving surfaces produces ________?Friction always results in a loss of ______ in the form of _____ which enters the atmosphere.Friction can so

explain it How can you use a right angle to determine the classification of another angle?

Which of the following is correct concerning the Km of an enzyme? (A) It depends on the dissociation constant for the product of the reaction. (B) It defines

What is the tense of the underlined verb in the sentence? The baby turtles swam to the shore. A.

on a weather map for county a, the isobars are far apart. on a map for county b, about 100 miles away the isobars are close together. which map shows high winds

How did Common Sense help lead to independence?

Tom is twice as old as Mary, but he is 2 years younger than Jim. What is Mary's age if Jim will be twenty years old in 2 years time?

Organized labor would have supported which of the following demands in the “Omaha Platform” of the Populist Party in the 1892 election? (A) An increase in curre