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 189
of white card-board. The arrow should be in the same horizontal planeas the centers of the lenses of the telescope. Focus the telescope on the black arrow. Have anotherstudent stand at the distant wall and move the scale withthe black ruled lines down toward the arrow while youare looking through… … Fig. 64. THE ASTRONOMICAL TELESCOPE 175 length of the arrow in divisions of the ruled scale.Record both measurements in the table of observations.How many times is the length of the arrow magnified bythe telescope ? Record this magnifying power in the tableof calculated results. Observations Part…
Physics
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