Physics, 04.02.2021 01:10 xoxzyanya61

The speed of sound varies depending on many factors including temperature, pressure, and humidity, but it is typically found to be approximately 330 m/s. What is the frequency of a sound wave with a wavelength of 0.1 m? a. 0.0003 Hertz
b. 3300 Hertz
c. 330 Hertz
d. 33.0 Hertz

Answers: 2

Show answers

Another question on Physics

Physics, 22.06.2019 15:50

An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )

Answers: 1

Answer

Physics, 22.06.2019 16:00

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.

Answers: 2

Answer

Physics, 22.06.2019 23:30

1. explain how you calculate the net force in any direction on the box. 2. suppose an upward force of 15n is added to the box. what will be the net vertical force on the box? 3. what force could be applied to the box to make the net force in the horizontal direction zero? explain. 4. suppose a force of 25n to the right is added to the box. what will be the net force to the right?

Answers: 3

Answer

Physics, 22.06.2019 23:30

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?

Answers: 2

Answer

You know the right answer?

The speed of sound varies depending on many factors including temperature, pressure, and humidity, b...

Questions