Vidyalelo
Mechanical Engineering · Q155

Heat And Mass Transfer

Engineering and GATE · Mechanical Engineering · question 155

Q155

The product of Reynolds number and Prandtl number is known as

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

Answer: Option C

Solution

Answer: Option C
Solution:
The product of Reynolds number and Prandtl number is known as Peclet number
Peclet number, Pe, is a dimensionless group representing the ratio of heat transfer by motion of a fluid to heat transfer by thermal conduction