The London, Edinburgh and Dublin Philosophical Magazine and Journal of ScienceTaylor & Francis, 1928 - English periodicals |
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Results 1-5 of 100
Page 4
... mean that no positive photo - electric current is emitted from the potassium - at any rate , when those particular wave - lengths are employed . The sensitivity of the electrometer was such that with 120 volts on the needle and a ...
... mean that no positive photo - electric current is emitted from the potassium - at any rate , when those particular wave - lengths are employed . The sensitivity of the electrometer was such that with 120 volts on the needle and a ...
Page 18
... means of a calibrated Knudsen gauge and the coefficient of friction by means of a quartz - fibre gauge . The " damping , " indicated by this gauge as the inverse of the time during which the amplitude of the oscillations of the quartz ...
... means of a calibrated Knudsen gauge and the coefficient of friction by means of a quartz - fibre gauge . The " damping , " indicated by this gauge as the inverse of the time during which the amplitude of the oscillations of the quartz ...
Page 20
... means of thermo- couples b1 , b2 , and the deflexion of the leaf by means of a microscope provided with an eyepiece scale . We shall call " indication TT of the gauge the ratio of the deflexion Fig . 2 . M b ... amp M Damping gauge ...
... means of thermo- couples b1 , b2 , and the deflexion of the leaf by means of a microscope provided with an eyepiece scale . We shall call " indication TT of the gauge the ratio of the deflexion Fig . 2 . M b ... amp M Damping gauge ...
Page 24
... means of the mercury " tap " M operated electro- magnetically . A a KOH Το Cu Fig . 3 . to galvanometer earth to McLeod's gauge and diffusion pump B M P R ہی K Before the experiment the whole apparatus has to be very carefully exhausted ...
... means of the mercury " tap " M operated electro- magnetically . A a KOH Το Cu Fig . 3 . to galvanometer earth to McLeod's gauge and diffusion pump B M P R ہی K Before the experiment the whole apparatus has to be very carefully exhausted ...
Page 25
The bulb B is evacuated by means of a separate pump through the tap t , which is afterwards closed and covered with a column of mercury . The tuber is then broken by means of a simple magnetic device m and the radon is trans- ferred to ...
The bulb B is evacuated by means of a separate pump through the tap t , which is afterwards closed and covered with a column of mercury . The tuber is then broken by means of a simple magnetic device m and the radon is trans- ferred to ...
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Common terms and phrases
absorption aluminium apparatus approximately atomic number atomic weight axis B₁ Balmer series bands beam calculated calorimeter carbon cathode cent chamber coefficient coil colour corresponding cosh crystal curve d₁ deflexion determined diamagnetic diffusion discharge doublet effect electric electrolytes electrometer electrons electroscope energy equation excited experimental experiments fibre filter finite flux-density forbidden line formula fraction frequency function galvanometer gases given gives glass heat hydrogen increase indicated intensity ionization ionization chamber ions K₁ layer liquid magnetic maximum measurements mercury metal method molecules nitrogen observed obtained oscillator particles Phil photo-electric Phys plane plate potassium potential pressure problem Proc radiation radon ratio reflexion resistance salts satellites Schwarz theorem sensitivity shows sinh slit slot sn² solution spectrum surface Table temperature theory tube values vapour variation velocity viscosity voltage volts wave-length width X-ray y-rays zero