5555555555
68. What transformer turns ratio is required to match an 8 Ω speaker load so that the effective load resistance seen at the primary is 12.8 kΩ?
   (a)    20:1 
 (b)    40:1 
 (c)    50:1 
 (d)    60:1
 Explanation
Explanation : No answer description available for this question. Let us discuss.
 
	 Subject Name : Electronics Engineering  Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT 
 Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant  
	 Electronics & Communication Engineering Books  
 
Related Posts 5555555555 22. Calculate the effective resistance seen looking into the primary of a 20:1 transformer connected to an 8 Ω load. (a) 3.2 kΩ (b) 3.0 kΩ (c) 2.8 kΩ (d) 1.8 kΩ Tags: kω, power, amplifiers, effective, resistance, primary, transformer, ω, load, electronics
Power Amplifiers » Exercise - 1 (a) (b) (c) (d) (a) (b) (c) (d) (a) (b) (c) (d) (a) (b) (c) (d) (a) (b) (c) (d) Tags: power, amplifiers, electronics, engineering
5555555555195. If B[7..0] = 10100101, what is the value of B[6..2]? (a) 10100 (b) 01001 (c) 10010 (d) 00101 Tags: electronics, engineering
555555555558. The 2's complement of 11100111 is ________. (a) 11100110 (b) 00011001 (c) 00011000 (d) 00011010 Tags: electronics, engineering
5555555555181. (a) 10011110 (b) 01211110 (c) 000100000100 (d) 001000001000 Tags: electronics, engineering