It guides thought along a specific path and, through the influence of suggestion, deliberately increases the expenditure of mental effort.
The emphasis, naturally, is on the exercise of mental effort in the solution of military problems, more especially in our Navy.
The fruits of muscular exertion procure the fruits of mental effort.
Thus a large and powerful class of incitements to mental effort, which have been operating continually upon the whites, have never once stirred the sensibilities nor waked the ambition of the colored community.
Pausing she looked at him in silence, while her hand pressed into her bosom as if to keep down by physical force the passion which she could no longer control by a mental effort.
In most cases there is not absolute headache, but a feeling of weight or fullness, or an indescribable distress, usually aggravated by mental effort.
No mental effort can be made without waste of nervous matter.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "mental effort" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.