Programmed instructions for use in polytechnics  : torque equation and types of D.C. motors 

 - Madras  ; Technical Teachers' Training Institute 
 - 35p. 
<br/><br/><label>ISBN: </label> 5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Technical Education<br/>Vocational Education
<br/><br/><label>Dewey Class. No.: </label>371.425  / PRO