 Eight questions are to be attempted: two in acoustics; three in light; three in heat. In all cases the number of the question must be placed before the answer on the worked paper. Three hours are allowed for this paper. 1 . The velocity of sound in water...  Examination Papers for Science Schools and Classes - Page 34by Great Britain. Education Department. Department of Science and Art - 1869Full view - About this book
 | John Charles Buckmaster - Heat - 1871 - 210 pages
...Elementary Examination. INSTRUCTIONS. Eight questions are to be attempted : — two in acoustics, three iu light, three in heat In all cases the number of the...as Ben Nevis, and at the sea level ; how will you doi it ? 3. A tuning-fork vibrates 512 times a second j what is the length of the sonorous wave which... | |
 | William Lees - 1876 - 152 pages
...either substance in the form of waves, in which the molecules have a limited motion to and fro. 3. TJi£ velocity of sound in water is much greater than its velocity in air. Why is this the case ? The velocity of sound in any medium depends upon the elasticity and density of the medium, or, rather,... | |
 | Charles Bird (B.A., F.R.A.S.) - 1880 - 206 pages
...statement of what you understand by the radiation, the reflection, and the absorption of heat. 1869 31. The velocity of sound in water is much greater than its velocity in air ; why is this the case ? 32. You are required to express numerically the elasticity of the air on the top of a mountain as... | |
 | Alfonzo Gardiner - 1881 - 214 pages
...regulates the production of echoes. (1868.) EXERCISE VI. 25. Learn paragraph 63, to " result." 26. The velocity of sound in water is much greater than its velocity in air. Why is this the case ? (1869.) 27. How are musical sounds produced ? On what do the pitch and the intensity of a musical... | |
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