Laboratory exercises to accompany Carhart and Chute's First principles of physics (1913)
Fuller, Robert W. (Robert Warren), 1871-1953, Brownlee, Raymond B. (Raymond Bedell), b. 1877 joint author, Carhart, Henry Smith, 1844- First principles of physics. [from old catalog] · Boston, Allyn and Bacon · leaf 185
distinct vision whenthe object is 25 cm. from the eye. Accordingly, if wetake for our object a line, it should be viewed at the dis-tance of most distinct vision (25 cm.). This line willappear longer when seen through a converging lens. Theratio of the apparent length of the line as seen throughthe… … Experimental: (tf) Set the lens of greater focal length on some evencentimeter division of the half-meter stick pointingtoward the window. On the other end of the stick,placethe screen, and move it toward the lens until the mostdistant bright object which can be seen through the win-dow is sharply…
Physics
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