Question:
If the Prandtl number Pr = 0.01, which of the following statements is/are correct?
If the Prandtl number Pr = 0.01, which of the following statements is/are correct?
Updated On: Jul 17, 2024
- The momentum diffusivity is much larger than the thermal diffusivity.
- The thickness of the momentum boundary layer is much smaller than that of the thermal boundary layer.
- The thickness of the momentum boundary layer is much larger than that of the thermal boundary layer.
- The momentum diffusivity is much smaller than the thermal diffusivity.
Hide Solution
Verified By Collegedunia
The Correct Option is B, D
Solution and Explanation
The correct Answers are (B) :The thickness of the momentum boundary layer is much smaller than that of the thermal boundary layer. ,(D):The momentum diffusivity is much smaller than the thermal diffusivity.
Was this answer helpful?
0
0
Top Questions on Heat Transfer
- From a metallic wall at 100$^\circ$C, a metallic rod protrudes to the ambient air. The temperature at the tip will be minimum when the rod is made of:
- AP PGECET - 2025
- Mechanical Engineering
- Heat Transfer
- As the distance from the leading edge increases, the thermal boundary layer thickness:
- AP PGECET - 2025
- Mechanical Engineering
- Heat Transfer
- Provision of fins on a given heat transfer surface will be more, if there are:
- AP PGECET - 2025
- Mechanical Engineering
- Heat Transfer
- Highest thermal conductivity is of
- AP PGECET - 2025
- Mechanical Engineering
- Heat Transfer
- Nusselt number is the ratio of:
- AP PGECET - 2025
- Mechanical Engineering
- Heat Transfer
View More Questions
Questions Asked in GATE CH exam
- The number of independent intensive variables that need to be specified to determine the thermodynamic state of a ternary mixture at vapor-liquid-liquid equilibrium is:
- GATE CH - 2025
- Thermodynamics
- Rohit goes to a restaurant for lunch at about 1 PM. When he enters the restaurant, he notices that the hour and minute hands on the wall clock are exactly coinciding. After about an hour, when he leaves the restaurant, he notices that the clock hands are again exactly coinciding. How much time (in minutes) did Rohit spend at the restaurant?
- The sum of the following infinite series is: \[ 1 + \frac{1}{1!} + \frac{1}{2!} + \frac{1}{3!} + \frac{1}{4!} + \frac{1}{5!} + \dots \]
- GATE CH - 2025
- GATE BT - 2025
- GATE GG - 2025
- Sequence and Series
- A thin wire is used to construct all the edges of a cube of 1 m side by bending, cutting, and soldering the wire. If the wire is 12 m long, what is the minimum number of cuts required to construct the wire frame to form the cube?
A color model is shown in the figure with color codes: Yellow (Y), Magenta (M), Cyan (Cy), Red (R), Blue (Bl), Green (G), and Black (K). Which one of the following options displays the color codes that are consistent with the color model?
View More Questions