Home / Online Test / Power Diodes Objective Questions – Part 1 Online Test Power Diodes Objective Questions – Part 1 S Bharadwaj ReddyLeave a comment Power Diodes Objective Questions Power Electronics Objective Questions & Answers 0% The V-I Characteristics of the diode lie in the 1st & 2nd quadrant 1st & 4th quadrant 1st & 3rd quadrant Only in the 1st quadrant Correct! Wrong! - Continue >> A diode is said to be reversed biased when the both cathode & anode are negative cathode is positive with respect to the anode cathode is negative with respect to the anode anode is positive with respect to the cathode Correct! Wrong! - Continue >> Power diode is __________ a four terminal semiconductor device a three terminal analog device a three terminal semiconductor device a two terminal semiconductor device Correct! Wrong! - Continue >> The peak inverse current IP for a power diode is given by the expression IP=t * di/dt IP=t * log i IP=t * ∫ t*i dt IP=t + di/dt Correct! Wrong! - Continue >> Which of the following is true in case of a power diode with R load? I decays almost linearly with V I initial grows than decays I is independent of V I grows almost linearly with V Correct! Wrong! - Continue >> To make a signal diode suitable for high current & high voltage carrying applications with minimum losses, ________ a lightly doped p layer is grown between the two p & n layers a lightly doped n layer is grown between the two p & n layers a heavily doped n layer is grown between the two p & n layers a heavily doped p layer is grown between the two p & n layers Correct! Wrong! - Continue >> An ideal power diode must have large reverse breakdown voltage high reverse recovery time high ohmic junction resistance low forward current carrying capacity Correct! Wrong! - Continue >> A power diode with small softness factor (S-factor) has small peak reverse current large oscillatory over voltages large peak reverse current small oscillatory over voltages Correct! Wrong! - Continue >> A diode is said to be forward biased when the both cathode & anode are positive cathode is positive with respect to the anode anode is positive with respect to the cathode anode is negative with respect to the anode Correct! Wrong! - Continue >> In case of an ideal power diode, the leakage current flows from in both the directions anode to cathode leakage current does not flow cathode to anode Correct! Wrong! - Continue >> Share the quiz to show your results ! Facebook Facebook Just tell us who you are to view your results ! Show my results >> Power Diodes-1 I got %%score%% of %%total%% right Share your results Facebook Facebook Twitter Google+ ↺ PLAY AGAIN !
