Construction and test of a slip meter . Derails. full < Speed o\ T T 1 -^lip f-r«trr Aletor ? / , .^ 0 iihp —; fly WfLttt- l» rpm- ,(fiO jiS-o /33, /3 / b o .11 .^^ /3 3 1/ II /3 /2^fJ 3 sr 2. s 3,5- net have been started and stopped at exactly the time andthis error alone might have cauced a difference of one revolutionfor a ,the meter is so constructed that for accuratewoi-k the test should he run over a period of several irinutes .Third,the iTiOtor may he just on the point of slipping a pole when the testis started cr it may be only have way between the
Construction and test of a slip meter . Derails. full < Speed o\ T T 1 -^lip f-r«trr Aletor ? / , .^ 0 iihp —; fly WfLttt- l» rpm- ,(fiO jiS-o /33, /3 / b o .11 .^^ /3 3 1/ II /3 /2^fJ 3 sr 2. s 3,5- net have been started and stopped at exactly the time andthis error alone might have cauced a difference of one revolutionfor a ,the meter is so constructed that for accuratewoi-k the test should he run over a period of several irinutes .Third,the iTiOtor may he just on the point of slipping a pole when the testis started cr it may be only have way between the two an error which is inherent in the machine and can onlybe eliminated by taking a reading covering several ,the differences as shown for loads may be explained in ?part by thefact that it was not possible for one observer to r^ount the slipand at the same time the speed of the rotoi-,Consequently, the speedsof the
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