 | Great Britain. Education Department. Department of Science and Art - 1894 - 894 pages
...diagram. 6. A cube of clear glass is placed on a horizontal sheet of white paper so that the middle of its lowest face is over a black spot on the paper....apparent position of the spot to an observer looking jit it (1) through the top, (2) through one of the side faces of the cube. 7. What do you undo: stand... | |
 | Mark Robinson Wright - Heat - 1896 - 288 pages
...is placed on a horizontal sheet of white paper so that the middle of its lowest face is over a blick spot on the paper. Draw and explain diagrams to illustrate...position of the spot to an observer looking at it (i) through the top, (2) through one of the side faces of the cube. 7. What do you understand by the... | |
 | Richard Glazebrook - Heat - 1905 - 472 pages
...diagram. 2. A cube of clear glass is placed on a horizontal sheet of white paper so that the middle of ita lowest face is over a black spot on the paper. Draw...top, (2) through one of the side faces of the cube. 3. What do you understand by the intensity of the illum1nation at a point due to a given source? Describe... | |
 | Sir Richard Glazebrook - Heat - 1914 - 500 pages
...on a horizontal sheet of white paper so that the middle of its lowest face is over a black spot ou the paper. Draw and explain diagrams to illustrate...top, (2) through one of the side faces of the cube. 3. '\Yhat do you understand by the intensity of the illumination at a point due to a given source ?... | |
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... lowest face is over a black spot on the paper. Draw and explain diagrams to illustrate the apparent position of the spot to an observer looking at it (1) through the top, (2) through one of the side faces of the cube. 