Sentence Examples with the word act upon

Now it is evident that the force in question, supposed to act upon the positive half only of the medium, produces just double of the effect that would be caused by the same force if the medium were undivided, and on the latter supposition (being also localized at a point) it comes under the head already considered.

The large amount of soluble sulphates of iron and copper formed in the roast is made to act upon salt charged in a copper-bottomed amalgamating pan; the chlorides formed finish in the wet way the imperfect chloridation obtained in the furnace.

The directors of the Company were disposed to act upon this resolution; but in the court of proprietors, with whom the decision ultimately lay, Hastings always possessed a sufficient majority.

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The framework and case of the instrument must be completely non-metallic, else eddy currents induced in the supports will cause disturbing forces to act upon the movable coil.

He also explained that all wings act upon a common principle, and that they present oblique, kite-like surfaces to the air, through which they pass much in the same way that an oar passes through water in sculling.

Before the year 300 B.C. two powerful monarchies had thus begun to act upon the Brahmanism of northern India, from the east and from the west.

I am but the magistrate of the republic. I merely act upon the imagination of the nation.

Extension and thought, the essences of corporeal and spiritual natures, are absolutely distinct, and cannot act upon one another.

If we forego this assumption, the question is 1 In strictness the force must be supposed to act upon the medium in its actual condition, whereas in (18), previously cited, the medium is supposed to be absolutely uniform.

His conferences with the leading men in the Transvaal and a consideration of the dangers which threatened it and the grave disorders within its borders satisfied Shepstone that he had no choice except to act upon his commission, and on the 12th of April he issued a proclamation annexing the country to the British Crown.