Electricity for public schools and colleges (1891)
Larden, W. (Walter), b. 1855 or 6 · London : Longmans · leaf 151
Fig. i. Fig. ii. Further, the space between P Q and C was air-tight ; bymeans of a tap any gas could be introduced, and P Q could be..pulled apart so as to admit of the introduction of various dielec-trics into the space between C and P Q. {b) The potentials of B at different times could be…
Electricity
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