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Fluids

The top of the Sears tower in Chicago is 600m tall. If your office is located on the top floor, A.What is the difference in air pressure between your office on the top floor and those offices on the ground floor? B.What is your answer in terms of atmospheres?

Subject:

Physics

Topic:

Other

Posting ID:

6309

OTA ID:

103139

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Calculating the sound level given intensity.

If the sound intensity of a brass band is 2.5x10^-2 W/m^2, what is the sound level of the band?

Subject:

Physics

Topic:

Other

Posting ID:

6310

OTA ID:

102846

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Calculating the wavelength given velocity and frequency.

The end of a string is moved up and down with a frequency of 125 vibrations/sec. If the waves produced have a velocity of 40m/sec, what is their wavelength?

Subject:

Physics

Topic:

Other

Posting ID:

6311

OTA ID:

102846

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Finding the ratio of the amplified intensity to the unamplified intensity.

An amplified guitar has a sound intensity level that is 14 dB greater than the same unamplified sound. What is the ratio of the amplified intensity to the unamplified intensity?

Subject:

Physics

Topic:

Other

Posting ID:

6312

OTA ID:

102846

View Details $1.99 Download Add to Cart

Calculating the speed of a wave if the tension of a string is increased.

A transverse wave is traveling with a speed of 300 m/sec on a horizontal string. If the tension in the string is increased by a factor of four, what is the speed of the wave?

Subject:

Physics

Topic:

Other

Posting ID:

6313

OTA ID:

102846

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