Thursday, October 10, 2013
Home »
eee mcq
,
eee mcq with explanation
» If the signal flow graph shown in the figure has M number of forward paths P number of individual loops,then
If the signal flow graph shown in the figure has M number of forward paths P number of individual loops,then
Categories: eee mcq, eee mcq with explanation
Related Posts:
In DC generators, armature reaction is produced actually by In DC generators, armature reaction is produced actually by (A) Its field current. (B) Armature conductors. (C) Field pole winding. (D) Load current in armature. Explanatory answer: Ans: D Because load current in ar… Read More
An inductor is connected in series with SCR to protect it against An inductor is connected in series with SCR to protect it against A. damage due high dv/dt B. damage due to high di/dt C. damage due to large forward current D. none of these Explanatory answer : An inductor is connected … Read More
If the cross-sectional area of a magnetic field increases, but the flux remains the same, the flux density If the cross-sectional area of a magnetic field increases, but the flux remains the same, the flux density A. increases B. decreases C. remains the same D. doubles Explanatory answer : B Flux density = flux / area So if… Read More
The no.of turns of a coil is 200 and if the current is 1 amps, then MMf is ............... The no.of turns of a coil is 200 and if the current is 1 amps, then MMf is ............... A. 2000 AT B. 200 AT C.20 AT D. 0.5 AT Explanatory answer: MMF= NI (AT) MMF = 200*1 =200 AT … Read More
Slip of the induction machine is 0.02 and the stator supply frequency is 50 Hz.What will be the frequency of the rotor induced emf? Slip of the induction machine is 0.02 and the stator supply frequency is 50 Hz.What will be the frequency of the rotor induced emf? (A) 10 Hz. (B) 50 Hz. (C) 1 Hz. (D) 2500 Hz. Explanatory answer: S= 0.02 ; f = 50 H… Read More
0 comments:
Post a Comment