Questions from Physics


Q: The average density of the human body is 985 kg/m3

The average density of the human body is 985 kg/m3 and the typical density of seawater is about 1020 kg/m3. When floating in seawater, approximately 97% of the body's volume is submerged. The Dead Sea...

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Q: Predict the product of the following reaction and include hydrogen atoms in

Predict the product of the following reaction and include hydrogen atoms in your structure:

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Q: What unit is represented by (a) joule per coulomb

What unit is represented by (a) joule per coulomb, (b) coulomb per second, and (c) watt-second?

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Q: A demethanizer tower is used in a refinery to separate natural gas

A demethanizer tower is used in a refinery to separate natural gas from a light hydrocarbon gas mixture stream (1) having the composition listed below. However, initial calculations show that there is...

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Q: Draw the shear and moment diagrams for the beam. /

Draw the shear and moment diagrams for the beam.

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Q: Draw the shear and moment diagrams for the beam /

Draw the shear and moment diagrams for the beam

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Q: Two situations involving objects and diverging lenses are given. Draw the

Two situations involving objects and diverging lenses are given. Draw the three principle rays for these two situations. Also draw the image on the ray diagram where the three principal rays convergin...

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Q: 1. An empty tank is slowly filled with air. Water

1. An empty tank is slowly filled with air. Water is then added to the tank, decreasing the volume for the air in the tank. The temperature remains constant. What happens to the pressure? a. The pres...

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Q: The average density of the human body is 985 kg/m3

The average density of the human body is 985 kg/m3, and the typical density of seawater is about 1020 kg/m3. (a) Determine what percentage of the body's volume is submerged. (b) The average density of...

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Q: The average density of the human body is 985 kg/m3

The average density of the human body is 985 kg/m3, and the typical density of seawater is about 1020 kg/m3. a) Draw a free-body diagram of a human body floating in seawater and determine what percent...

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