The ratio of Nusselt number and the product of Reynold's number and Prandtl number is equal to

A Stanton number
B Biot number
C Peclet number
D Grashoff number

Correct Answer: Stanton number

The ratio of Nusselt number and the product of Reynold's number and Prandtl number is equal to Stanton numberThe Stanton number is a dimensionless number that measures the ratio of heat transferred into a fluid to the thermal capacity of fluid.
Bissoy MCQ
#Mechanical Engineering #Heat And Mass Transfer

Related Questions

Prandtl and Reynolds analogy are same, when Prandtl number is
A 0.5
B 1
C > 2
D 1.5
Nusselt number is a function of Prandtl number and __________ number of fluid in natural convection heat transfer.
A Grashoff
B Biot
C Stantan
D Reynolds
The product of Reynolds number and Prandtl number is known as
A Stanton number
B Biot number
C Peclet number
D Grashoff number
Prandtl and Reynold's analogies are identical for Prandtl number value of
A 0
B 0.5
C 1
D 5
The ratio of the thickness of thermal boundary layer to the thickness of hydrodynamic boundary layer is equal to (Prandtl number) n, where n is equal to
A $$ - \frac{1}{3}$$
B $$ - \frac{2}{3}$$
C 1
D $$-1$$
Scheme-1: C6H5N2Cl→CuCNC6H5CN→H2o/H+C6H5COOH→∆Product-I Scheme-2: C6H5NO2→Fe/HCLC6H5NH2→N2NO3+HCL, 273KC6H5N2Cl→H2O/H+Product-II Scheme-3: CH3COOH→NH3CH3CONH2→NaOBrProduct-III উল্লিখিত Scheme সমূহে Product-I, Product-II এবং Product-III হলো যথাক্রমেঃ
A C6H5COONH4, C6H5Cl and CH3OH
B C6H5CONH2, C6H5NH2 and CH3OH
C C6H5CONH2, C6H5NH2 and CH3NH2
D C6H5CONH2, C6H5OH and CH3OH
The thickness of thermal and hydrodynamic boundary layer is equal if Prandtl number is
A Equal to one
B Greater than one
C Less than one
D Equal to Nusselt number
Nusselt number is the ratio of the temperature gradient at the wall to
A Temperature difference
B Heat flux
C That across the entire pipe
D None of these
Nusselt number is the ratio of the
A Temperature gradient of the wall to that across the entire pipe
B Temperature difference to the temperature gradient at the wall
C Heat flux at the wall to that across the entire pipe
D None of these
Prandtl number is the ratio of
A Thermal diffusivity to momentum diffusivity
B Mass diffusivity to momentum diffusivity
C Momentum diffusivity to thermal diffusivity
D Thermal diffusivity to mass diffusivity

Next steps