Brushless d.c. motor is commonly used in biomedical instruments like artificial heart pumps.
        
	  
	
    Q.  In the biomedical instruments like artificial heart pumps, the commonly used motor is- Published on 21 Oct 15a. Permanent magnet d.c. motor
b. Brushless d.c. motor
c. Ward-Leonard system
d. Series motor
ANSWER: Brushless d.c. motor