知到答案工程流体力学智慧树答案_2022年

第六章

Dimensional analysis is the when the results of an equation will be what in relation to the system of units chosen. （ ）。
答案:Independent
The dimensions of the variable on the left side of the equation must be ____ the dimensions of any term that stands by itself on the right side of the equal sign. （ ）。 The required number of pi terms is what compared to the number of original variables? （ ）。 When using the repeating variables method, the number of repeating variables that are selected should be what compared to the number of reference dimensions? （ ）。