Exam with Questions and Correct
Answers 2025
Any ,exposed ,live ,parts ,must ,be ,guarded ,if ,they ,are ,operating ,at ,- ,CORRECT
,ANSWER-50V ,or ,more ,between ,terminals
Which ,of ,the ,following ,are ,most ,likely ,to ,use ,dynamic ,braking? ,- ,CORRECT
,ANSWER-Forklifts
In ,a ,DC ,series ,motor, ,how ,much ,of ,its ,full-load ,torque ,is ,developed ,at ,starting?
,- ,CORRECT ,ANSWER-500%
For ,a ,given ,number ,of ,poles, ,which ,of ,the ,following ,determines ,the ,speed ,of ,an
,AC ,motor? ,- ,CORRECT ,ANSWER-Frequency
Which ,of ,the ,following ,motors ,is ,used ,where ,the ,required ,starting ,torque ,is
,high ,and ,speed ,control ,is ,desirable ,- ,CORRECT ,ANSWER-compound
the ,synchronous ,speed ,at ,which ,a ,four-pole, ,60Hz ,induction ,motor ,operates ,is
,- ,CORRECT ,ANSWER-1,800 ,rpm
slip ,is ,best ,described ,as ,. ,. ,. ,- ,CORRECT ,ANSWER-The ,difference ,between ,the
,synchronous ,speed ,and ,the ,speed ,of ,the ,rotor ,in ,an ,induction ,motor
Which ,of ,the ,following ,motors ,operate ,on ,the ,principle ,of ,a ,rotating ,magnetic
,field? ,- ,CORRECT ,ANSWER-induction ,motors
horsepower ,is ,used ,to ,rate ,the ,- ,CORRECT ,ANSWER-output ,capacity ,of ,a
,motor
How ,many ,motor ,designs ,does ,NEMA ,designate ,- ,CORRECT ,ANSWER-5
In ,a ,split-phase ,motor, ,how ,much ,greater ,is ,the ,starting ,current ,when
,compared ,to ,the ,full-load ,current? ,- ,CORRECT ,ANSWER-6 ,to ,8 ,times
The ,capacitor-start ,motor ,is ,the ,single-phase ,motor ,type ,that ,has ,the ,-
,CORRECT ,ANSWER-highest ,starting ,torque