 ... traversing the lens are reflected from a concave mirror and again refracted by the lens, forming a real inverted image coincident with the object : if the distance between the lens and the mirror is a shew that the radius of the mirror is a + J /....  Light from the Land of the Sphinx - 第 75 頁Harry Forbes Witherby 著 - 1896 - 320 頁完整檢視 - 關於此書
 | Daniel Evan Jones - 1888 - 332 頁
...through it will be parallel. Camb. Schoi. 1886. 106. A small air-bubble in a sphere of glass 4 inches in diameter appears, when looked at so that the bubble...centre of the sphere are in a line with the eye, to be 1 inch from the surface. What is its true distance ? (p. — I - 5.) Int. Sc. 1887. 107. A convex lens... | |
 | Charles Josiah Woodward - 1890 - 228 頁
...to the observer be modified ? (Int.Sc., 1887.) 2. A small air bubble in a sphere of glass 4 inches in diameter appears when looked at so that the bubble...centre of the sphere are in a line with the eye to be I inch from the surface. What is its true distance ? /u=I'5. (Int.Sc., 1887.) 3. Explain why a thick... | |
 | Sir Richard Glazebrook - 1894 - 292 頁
...shew that the radius of the mirror is a + J /. 21. A small air-bubble in a sphere of glass 4 inches in diameter appears when looked at so that the bubble...centre of the sphere are in a line with the eye, to be 1 inch from the surface. What is its true distance ? (jt=l-5.) 23. A convergent pencil of light falls... | |
 | Sir Richard Tetley Glazebrook - 1894 - 482 頁
...shew that the radius of the mirror is a + J/. 21. A small air-bubble in a sphere of glass 4 inches in diameter appears when looked at so that the bubble...centre of the sphere are in a line with the eye, to be 1 inch from the surface. What is its true distance ? (^ = 1-5.) 22. An object 3 inches in height is... | |
 | Sir Richard Glazebrook - 1894 - 236 頁
...shew that the radius of the mirror is a + J/. 21. A small air-bubble in a sphere of glass 4 inches in diameter appears when looked at so that the bubble...centre of the sphere are in a line with the eye, to be 1 inch from the surface. What is its true distance ? (jii=l'5.) 22. An object 3 inches in height is... | |
 | William Thomas Allder Emtage - 1896 - 368 頁
...seen by an eye outside ; the radius of the globe being 5 ins., and the refractive index of water I j. 5. Given a double concave lens of 5 cms. thickness,...18 ins. focal length, explain how you will obtain (l) an erect and magnified, (2) an inverted and magnified image of the object on the screen. (Lond.... | |
 | Sir Richard Glazebrook - 1902 - 236 頁
...shew that the radius of the mirror is a + J/. 21. A small air-bubble in a sphere of glass 4 inches in diameter appears when looked at so that the bubble...centre of the sphere are in a line with the eye, to be 1 inch from the surface. What is its true distance ? (fi = l-5.) 23. A convergent pencil of light falls... | |
 | 242 頁
...shew that the radius of the mirror is a + \f. 21. A small air-bubble in a sphere of glass 4 inches in diameter appears when looked at so that the bubble...centre of the sphere are in a line with the eye, to be 1 inch from the surface. What is its true distance ? (/t=l'5.) 23. A convergent pencil of light falls... | |
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