Calculate the numerical value of each of the dimensionless parameters listed in the table. Be sure to check that the ratio is actually dimensionless after you insert the values.(Round your answer for hot water to one decimal place.)(Round your answer for water in river to two decimal places.)Click the icon to view the table to complete.Click the icon to view the table of properties of air and water.Click the icon to view the conversion table.Click the icon to view the factors for conversions involving temperature differences.Click the icon to view common derived units in the Sl systemSituationNameExpressionValuePrandtl number, Pr(a)Hot water2.391kVw38.34(b) Water in a riverFroude number, FrgH - XMore InfoMore InfoSI UnitDimensionBase Sl UnitsDerived fromTemperature ChangeForce (F)newton [N]1 K 1 °C= 1.8 °F= 1.8 °RF m akg m1 N 1Forcemass times accelerationjoule [J]Energy (E)E F dkg m2Energy force times distance1 J 1 N m1PrintDonewatt [W]Power (P)ЕP =kg m21 W 1-= 1SPower energy per timePressure (P)pascal [Pa]kgFP -A1 Pa 1= 12m2m sPressure force per areavolt [VVoltage (V)PVkg m2W1V 1 = 1AVoltage power per currentData TablePropertySymbolUnitsValue-44 x 10kg/(m s)Dynamic viscosityThermal conductivityW/(m K)0.7Specific heatcal/(g °C)1Water depthНmWater speedcm/s210PrintDoneX

Question
Asked Nov 3, 2019
76 views

What is the Froude number given the following?

Calculate the numerical value of each of the dimensionless parameters listed in the table. Be sure to check that the ratio is actually dimensionless after you insert the values.
(Round your answer for hot water to one decimal place.)
(Round your answer for water in river to two decimal places.)
Click the icon to view the table to complete.
Click the icon to view the table of properties of air and water.
Click the icon to view the conversion table.
Click the icon to view the factors for conversions involving temperature differences.
Click the icon to view common derived units in the Sl system
Situation
Name
Expression
Value
Prandtl number, Pr
(a)Hot water
2.391
k
Vw
38.34
(b) Water in a river
Froude number, Fr
gH
help_outline

Image Transcriptionclose

Calculate the numerical value of each of the dimensionless parameters listed in the table. Be sure to check that the ratio is actually dimensionless after you insert the values. (Round your answer for hot water to one decimal place.) (Round your answer for water in river to two decimal places.) Click the icon to view the table to complete. Click the icon to view the table of properties of air and water. Click the icon to view the conversion table. Click the icon to view the factors for conversions involving temperature differences. Click the icon to view common derived units in the Sl system Situation Name Expression Value Prandtl number, Pr (a)Hot water 2.391 k Vw 38.34 (b) Water in a river Froude number, Fr gH

fullscreen
- X
More Info
More Info
SI Unit
Dimension
Base Sl Units
Derived from
Temperature Change
Force (F)
newton [N]
1 K 1 °C
= 1.8 °F
= 1.8 °R
F m a
kg m
1 N 1
Force
mass times acceleration
joule [J]
Energy (E)
E F d
kg m2
Energy force times distance
1 J 1 N m1
Print
Done
watt [W]
Power (P)
Е
P =
kg m2
1 W 1-= 1
S
Power energy per time
Pressure (P)
pascal [Pa]
kg
F
P -
A
1 Pa 1
= 1
2
m
2
m s
Pressure force per area
volt [V
Voltage (V)
P
V
kg m2
W
1V 1 = 1
A
Voltage power per current
Data Table
Property
Symbol
Units
Value
-4
4 x 10
kg/(m s)
Dynamic viscosity
Thermal conductivity
W/(m K)
0.7
Specific heat
cal/(g °C)
1
Water depth
Н
m
Water speed
cm/s
210
Print
Done
X
help_outline

Image Transcriptionclose

- X More Info More Info SI Unit Dimension Base Sl Units Derived from Temperature Change Force (F) newton [N] 1 K 1 °C = 1.8 °F = 1.8 °R F m a kg m 1 N 1 Force mass times acceleration joule [J] Energy (E) E F d kg m2 Energy force times distance 1 J 1 N m1 Print Done watt [W] Power (P) Е P = kg m2 1 W 1-= 1 S Power energy per time Pressure (P) pascal [Pa] kg F P - A 1 Pa 1 = 1 2 m 2 m s Pressure force per area volt [V Voltage (V) P V kg m2 W 1V 1 = 1 A Voltage power per current Data Table Property Symbol Units Value -4 4 x 10 kg/(m s) Dynamic viscosity Thermal conductivity W/(m K) 0.7 Specific heat cal/(g °C) 1 Water depth Н m Water speed cm/s 210 Print Done X

fullscreen
check_circle

Expert Answer

Step 1

Write an expression for Froude number

help_outline

Image Transcriptionclose

V. F.

fullscreen
Step 2

Substitute the...

help_outline

Image Transcriptionclose

(10 (210 cm/s) m 1m F =- 9.8 m/s)(3 m) 0.387

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Physics