Sentence Examples with the word ascertain

It was difficult to ascertain what success had attended his patience.

The uses of an electroscope are, first, to ascertain if any body is in a state of electrification, and secondly, to indicate the sign of that charge.

The general results are an excess of females over males throughout western Europe: but though the relative proportions vary from time to time, remaining always in favour of what is conventionally called the weaker sex, it is impossible, owing to disturbing factors like war and migration, to ascertain whether there is any general tendency for the proportion of females to increase or not.

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It was not possible to ascertain compliance with the legislation.

He went up to him, took his hand (a thing he never used to do), and drew it downwards as if wishing to ascertain whether it was firmly fixed on.

The Number Of Days In The Period Being Known, It Is Easy To Ascertain Its Accuracy Both In Respect Of The Solar And Lunar Motions.

To ascertain how the increase in the voltage varies as the height in the free atmosphere increases, it is necessary to employ kites or balloons.

Thus, for example, he confesses that his reason for not giving an account of the wars of Constantine is his inability to ascertain anything certain about them (v.

It is necessary that the operators working at a multiple board shall be able to ascertain without entering a subscriber's circuit whether the circuit be disengaged.

He modestly entitled his work a Gnomon or index, his object being rather to guide the reader to ascertain the meaning for himself, than to save him from the trouble of personal investigation.