PhET/C3/Fluid-pressure-and-flow/English - Revision history

Snehalathak at 10:12, 5 April 2019

2019-04-05T10:12:31Z

Snehalathak at 10:09, 5 April 2019

2019-04-05T10:09:08Z

Snehalathak at 10:02, 5 April 2019

2019-04-05T10:02:49Z

Snehalathak at 09:55, 5 April 2019

2019-04-05T09:55:48Z

Madhurig at 11:16, 4 April 2019

2019-04-04T11:16:28Z

Karwanjehimanshi95 at 05:41, 4 April 2019

2019-04-04T05:41:57Z

Karwanjehimanshi95 at 11:41, 2 April 2019

2019-04-02T11:41:17Z

Karwanjehimanshi95 at 11:31, 2 April 2019

2019-04-02T11:31:03Z

Madhurig at 06:37, 25 March 2019

2019-03-25T06:37:33Z

Madhurig at 06:09, 25 March 2019

2019-03-25T06:09:04Z

Show changes

@@ Line 500: / Line 500: @@
 The atmospheric pressure is 102.3 kPa. Density of gasoline is 700 kg/m^3. Take g=9.81m/sec^2.
-||Solve the given numericals.
+||
 |-
 || Click on '''Reset All''' button.

@@ Line 438: / Line 438: @@
 A tank of cubical shape is filled with water to a height of 10.42 '''m'''.
-Find the pressure exerted by water at the bottom of the tank.
+Find the pressure exerted at the bottom of the tank.
 The atmospheric pressure is 102.3 '''kPa'''.

@@ Line 287: / Line 287: @@
 || Point at the blue ring.
 Point at the yellow box.
-|| A blue coloured ring along with a yellow box appear on the screen.
+|| A blue coloured ring along with a yellow box appears on the screen.
 This box displays the value for '''Flow Rate''', '''Area''' and '''Flux'''.

@@ Line 138: / Line 138: @@
 || As we drag the '''Gravity''' slider observe that pressure changes.
-Gravity's value can be change from 1.0 ''' m/s<sup>2</sup>''' to 20 '''m/s<sup>2</sup>'''.
+Gravity's value can be changed from 1.0 ''' m/s<sup>2</sup>''' to 20 '''m/s<sup>2</sup>'''.
 |-
 || Click on '''Reset All''' button.

@@ Line 45: / Line 45: @@
 '''Learning Goals'''
 ||
-*Calculate the pressure at the bottom of the tank.
+* Calculate the pressure at the bottom of the tank.
 * Observe the trajectory of a fluid
 |-
@@ Line 59: / Line 59: @@
 ||  I have already downloaded the simulation to my  '''Downloads''' folder.
 |-
-||  At the prompt type,  '''cd'''   '''Downloads >>'''  press  '''Enter''' .
+||  At the prompt type,  '''cd Downloads''' >>  press  '''Enter''' .
 || To run this simulation, open the terminal.
-At the prompt type,  '''cd'''   '''space'''   '''Downloads ''' and press  '''Enter''' .
+At the prompt type,  '''cd space Downloads''' and press  '''Enter'''.
 |-
 || Type, java -jar fluid-pressure-and-flow_en.jar and press Enter.
 Point to the '''simulation''' interface.
-||  Type  '''java space hyphen jar space fluid  hyphen  pressure  hyphen  and  hyphen  flow  underscore  en  dot  jar'''  and press ''' Enter''' .
+||  Type  '''java space hyphen jar space fluid  hyphen  pressure  hyphen  and  hyphen  flow  underscore  en  dot  jar'''  and press ''' Enter'''.
 '''Fluid Pressure and Flow simulation'''  opens.
@@ Line 119: / Line 119: @@
 |-
 || Point to white colour box in '''Fluid density'''.
-|| In''' Fluid density''' box we can edit the values from 700 '''kg per meter cube''' to 1420 '''kg per meter cube'''.
+|| In '''Fluid density''' box we can edit the values from 700 '''kg per meter cube''' to 1420 '''kg per meter cube'''.
 |-
 || Click on red minus button of the '''Fluid Density'''.
@@ Line 182: / Line 182: @@
 Note the value in the table.
 |-
-||
+|| Drag pressure gauge to 2  '''m'''.
 Drag pressure gauge to 2  '''m'''.
 Drag pressure gauge 3  '''m'''.
@@ Line 252: / Line 251: @@
 || Click and drag the '''250 kg''' weight in the container.
 || Place 250 '''kg''' weight in the left compartment of the basin.
 Observe the change in the water level in the right compartment.
 |-
 || Click and drag 500 ''kg''' and 250 '''kg''' weight to the tank.
 || Continue to add 500 '''kg''' and 250 '''kg''' weights to the left compartment.
 As we add the weights, notice the increase in water level in the right compartment.
@@ Line 275: / Line 274: @@
 Click and drag the the upper and lower handle to change the height.
 || Each end pipe is provided with three handles.
-Height of the pipes can be changed using the upper and lower handles.
+Height of the pipe can be changed using the upper and lower handles.
 |-
 || Click and drag the middle handle of the end pipes to move up and down.
@@ Line 467: / Line 466: @@
 =204.5 kPa
-|| Calculate pressure at the bottom of the surface using the formula.
+|| Calculate pressure at the bottom of the tank using the formula.
 '''P=P<sub>0</sub>+hρg'''
@@ Line 475: / Line 474: @@
 Notice that the value of pressure is converted to newton.
-The required pressure at the bottom of the surface is 204.5 '''kPa'''.
+The required pressure at the bottom of the tank is 204.5 '''kPa'''.
 |-
 ||

@@ Line 138: / Line 138: @@
 || As we drag the '''Gravity''' slider observe that pressure changes.
-Gravity's value can be change from 1.0 ''' m/s<sup>2</sup>''' to 20 '''m/s<sup>2</sup>''' .
+Gravity's value can be change from 1.0 ''' m/s<sup>2</sup>''' to 20 '''m/s<sup>2</sup>'''.
 |-
 || Click on '''Reset All''' button.
@@ Line 445: / Line 445: @@
 Density of water is 1000 '''kg/m<sup>3</sup>'''. Take g= 9.81 '''m/sec<sup>2</sup>'''.
 |-
-|| Click and drag the pressure gauge to the bottom of the fluid.
+|| Click and drag the pressure gauge to the bottom of the tank.
 || Click and drag the '''Pressure gauge''' to the bottom of the tank.
 |-

@@ Line 446: / Line 446: @@
 |-
 || Click and drag the pressure gauge to the bottom of the fluid.
-|| Click and drag the '''Pressure gauge''' to the bottom of the surface.
+|| Click and drag the '''Pressure gauge''' to the bottom of the tank.
 |-
 || Point to the pressure gauge
-|| Observe that the pressure at the bottom of the surface is 198.1 '''kiloPascal'''.
+|| Observe that the pressure at the bottom of the tank is 198.1 '''kiloPascal'''.
 |-
 || '''Slide Number 13'''

@@ Line 45: / Line 45: @@
 '''Learning Goals'''
 ||
-*Calculate the pressure at the bottom of the surface.
+*Calculate the pressure at the bottom of the tank.
 * Observe the trajectory of a fluid
 |-
@@ Line 240: / Line 240: @@
 || Observe the value on the pressure gauge.
-It has changed from 101.300 '''kiloPascal''' to 0.9998 '''atmosphere'''.
+It has changed from 101.300 '''kiloPascal''' to 0.9998 '''atmospheres'''.
 |-
 || Click and drag the pressure gauge to the right of the water tank.
@@ Line 259: / Line 259: @@
 As we add the weights, notice the increase in water level in the right compartment.
 This demonstrates the principle of hydraulic lift.
 |-
@@ Line 351: / Line 352: @@
 || Drag the '''Speed''' meter towards extreme left.
-And observe the speed to be 3.5 '''meter per second square'''.
+And observe the speed to be 3.5 '''meter per second'''.
 |-
 || Move the cursor on the blue colour vector.
@@ Line 369: / Line 370: @@
 || Notice the change in speed and velocity in the wider region.
-The speed has decreased to 1.4 '''meter per second square''' and the velocity vector has also decreased.
+The speed has decreased to 1.4 '''meter per second''' and the velocity vector has also decreased.
 |-
 || Drag and place '''Pressure gauge''' from the tool box in the first wider region.
@@ Line 394: / Line 395: @@
 |-
 || Cursor on the Water Tower screen.
-|| In this screen we will calculate pressure at the bottom of the surface.
+|| In this screen we will calculate pressure at the bottom of the tank.
 |-
 || Point to the faucet and the water tower.
@@ Line 409: / Line 410: @@
 Click on the check box of Measuring tape.
-|| On the right side of the screen select the '''Measuring Tape'''.
+|| On the right side of the screen select the '''Measuring Tape''' check-box.
 |-
 || Adjust the tape using mouse.
@@ Line 509: / Line 510: @@
 |-
 || Click on the '''Fill''' button.
-|| Click 'on '''Fill''' button to fill the tank.
+|| Click on '''Fill''' button to fill the tank.
 |-
 || Click and drag the '''Hose''' and align it with the orange slider.
@@ Line 547: / Line 548: @@
 '''Summary '''
-||Calculated the pressure at the bottom of the surface.
+||Calculated the pressure at the bottom of the tank.
 Observed the trajectory of the fluid.

@@ Line 364: / Line 364: @@
 |-
 || Drag speed meter >> keep it in 1<sup>st</sup> wide region.
-|| Now drag another '''Speed''' meter from the tools and keep it in first wide region.
+|| Drag another '''Speed''' meter from the tools and keep it in first wider region.
 |-
 || Move the cursor on the '''Speed''' meter.
@@ Line 379: / Line 379: @@
 Observe that pressure has increased to 121.528 '''kiloPascal'''.
 |-
-||
+|| Cursor on the '''Flow''' screen
 || Here we can say that as pressure increases, speed decreases.
 |-
@@ Line 385: / Line 385: @@
 '''Assignment'''
-|| As an assignment
+|| As an assignment,
 Observe the change in speed and pressure when,
@@ Line 416: / Line 416: @@
 Note the value of the height.
 |-
-||Click on the''' fill''' button.
+||Click on the''' Fill''' button.
-||Click on the '''fill''' button to fill the tank completely.
+||Click on the '''Fill''' button to fill the tank completely.
 |-
 || Click and drag the pressure gauge above the tank.
@@ Line 440: / Line 440: @@
 Find the pressure exerted by water at the bottom of the tank.
-The atmospheric pressure is 102.3 '''kPa'''. Density of water is 1000 '''kg/m<sup>3</sup>'''. Take g=9.81 '''m/sec<sup>2</sup>'''.
+The atmospheric pressure is 102.3 '''kPa'''.
 |-
 || Click and drag the pressure gauge to the bottom of the fluid.
@@ Line 468: / Line 470: @@
 '''P=P<sub>0</sub>+hρg'''
-Substitue the values from the numerical into the formula.
+Substitute the values from the numerical into the formula.
 Notice that the value of pressure is converted to newton.
@@ Line 498: / Line 500: @@
 The atmospheric pressure is 102.3 kPa. Density of gasoline is 700 kg/m^3. Take g=9.81m/sec^2.
-||
+||Solve the given numericals.
 |-
 || Click on '''Reset All''' button.
@@ Line 507: / Line 509: @@
 |-
 || Click on the '''Fill''' button.
-|| Click 'on '''Fill''' button to fill the Tank.
+|| Click 'on '''Fill''' button to fill the tank.
 |-
 || Click and drag the '''Hose''' and align it with the orange slider.
@@ Line 549: / Line 551: @@
 Observed the trajectory of the fluid.
 |-
-||
+|| '''Slide Number 19'''
 '''Slide Number 19'''
 '''About Spoken Tutorial project'''.