51 pages matching rheostat in this book
Results 1-3 of 51
What people are saying - Write a review
We haven't found any reviews in the usual places.
CALCULATIONS IN CONNECTION WITH CIRCUITS
45 other sections not shown
actuated adjustment ampere-hours amperes apparatus armature arrangement axle capacity centre charge Clark cell compensation circuit conductor connected copper current flowing current key current passes deflection difference of potential direction disc discharge divisions double current duplex earth earthed battery effect electrical electromagnet employed equal figure of merit inch indicated inductance instrument insulation internal resistance joined key is depressed keyboard line circuit line terminal lines of force magnetic field mark megohms method moving needle negative pole number of cells obtained ohms opposite parallel path pawl plate pointer polarized sounder positive pole printing produced punches reduced resistance coil result reverse rheostat secondary cells sending shown in Fig shunt shunted condenser side signals single current slip spacing current speed spring standard cell station switch tangent galvanometer tape telegraph tongue transmitter type wheel voltage voltmeter volts Wheatstone Wheatstone Bridge whilst wire zero zinc