PhysicsAppleton, 1878 - 149 páginas |
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Página 64
... bulb . which is filled with water ; let us now heat this glass bulb , and the water will rise in the fine tube which is attached to the bulb . In this case both the glass bulb and the water expand , but the water ex- pands more than the ...
... bulb . which is filled with water ; let us now heat this glass bulb , and the water will rise in the fine tube which is attached to the bulb . In this case both the glass bulb and the water expand , but the water ex- pands more than the ...
Página 65
... bulb of glass , which like water will become expanded and run up the fine tube when heat is applied . Here we have in reality two things expand- ing . In the first place the bulb itself expands , so that if you were accurately to gauge the ...
... bulb of glass , which like water will become expanded and run up the fine tube when heat is applied . Here we have in reality two things expand- ing . In the first place the bulb itself expands , so that if you were accurately to gauge the ...
Página 66
... bulb in a flame ; in doing this the air in the bulb expands ( just as it did when we heated the bladder ) ; but the other end of the fine tube being open , the expanded air gets out through this end . Next , before the air has had time ...
... bulb in a flame ; in doing this the air in the bulb expands ( just as it did when we heated the bladder ) ; but the other end of the fine tube being open , the expanded air gets out through this end . Next , before the air has had time ...
Página 67
... bulb , tube , and all . The mercury will soon begin to boil , and its vapour will drive out the air before it , until bulb and tube will both be filled with the vapour of mercury . When this is done , we plunge the open end of the tube ...
... bulb , tube , and all . The mercury will soon begin to boil , and its vapour will drive out the air before it , until bulb and tube will both be filled with the vapour of mercury . When this is done , we plunge the open end of the tube ...
Página 68
... bulb into melting ice , the other the position of the top of the column when you plunge the bulb and tube into boiling water . You will afterwards learn that the heat of boiling water is not quite constant , but for the present we may ...
... bulb into melting ice , the other the position of the top of the column when you plunge the bulb and tube into boiling water . You will afterwards learn that the heat of boiling water is not quite constant , but for the present we may ...
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acid air-pump attracted BALFOUR STEWART battery blow boiling-point bottom brass bright bulb bulk for bulk buoyancy burning-glass called cannon cold colours conductor convection copper cubic inches cylinder Describe an experiment E. A. FREEMAN earth elec electric machine electroscope excited glass excited sealing-wax expand experiment showing fact feet fill fire force gases Give an instance glass support grains gravity heated body hot body Illustrate your reply iron kinds of electricity knob latent heat lens Leyden jar liquid magnify means mercury metal mirror motion move needle nitric acid particles pass phosphorus piston pith ball plate platinum positive electricity pound weight pressure Price Primer prism ray of light rise rubbed scale-pan Sketch solid sound spark steam stoneware strikes substance sulphuric acid surface temperature thermometer thing told tricity tube valve vapour velocity vessel vibrating body weight wire zinc