This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A valve is closed and the fluid within a pipe is stationary. When the valve is opened, fluid flows ... (Read 93 times)

james9437

  • Hero Member
  • *****
  • Posts: 568
on: Jul 29, 2018
A valve is closed and the fluid within a pipe is stationary. When the valve is opened, fluid flows through the pipe. What happens to the pressure in the pipe when the valve is opened?
 
  A)
 
  The direction of the pressure change depends on the direction of the fluid flow.
  B)
 
  The direction of the pressure change depends on the density of the fluid.
  C)
 
  The pressure decreases.
  D)
 
  The pressure increases.
  E)
 
  The pressure remains the same.

Question 2

Internal human body temperature is often stated to be normal at 98.6F. What is this temperature on the Celsius scale?
 
  A)
 
  120C
 
  B)
 
  145C
 
  C)
 
  37.0C
 
  D)
 
  72.6C
 
  E)
 
  22.8C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

meltdown117

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

C


james9437

  • Member
  • Posts: 568
Reply 2 on: Jul 29, 2018
Excellent

vickyvicksss

  • Member
  • Posts: 351
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

A closed circulatory system. A closed circulatory system.
Chrysler recommends that the bleeder valve be opened whenever refilling the cooling system. Chrysler recommends that the bleeder valve be opened whenever refilling the cooling system.
A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ... A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ...
Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ... Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ...
Measure between terminal 30 and 87a. Terminal 87a is the normally closed contact, and there should ... Measure between terminal 30 and 87a. Terminal 87a is the normally closed contact, and there should ...
When the EGR valve opens, exhaust gases flow through the valve and into passages in the intake ... When the EGR valve opens, exhaust gases flow through the valve and into passages in the intake ...
Video: Conjunctivitis

For a complete list of videos, visit our video library