Graetz number is given by A $$\frac{{{\text{m}}{{\text{C}}_{\text{p}}}}}{{{\text{kL}}}}$$ B $$\frac{{{\text{kL}}}}{{{\text{m}}{{\text{C}}_{\text{p}}}}}$$ C $$\frac{{{\text{m}}{{\text{C}}_{\text{p}}}}}{{{\text{k}}\mu }}$$ D $$\frac{{{\text{k}}\mu }}{{{\text{m}}{{\text{C}}_{\text{p}}}}}$$ Graetz number is given by Correct Answer $$\frac{{{\text{m}}{{\text{C}}_{\text{p}}}}}{{{\text{kL}}}}$$ Bissoy MCQ Team Chemical Engineering Heat Transfer