1.two coupled coils with L1=L2=0.6 H have a coupling
coefficient of k=0.8 the turns ratio N1/N2 is......

Answer Posted / achintya kumar shit

We know that, Inductance L=(N*phai)/l
So, L1/L2=N1/N2
or, 0.6/0.6=N1/N2
or, N1/N2=1

Is This Answer Correct ?    32 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

When we giving the 3 phase supply to ups system how to coming netural?

1641


is there any role of power factor with frequency variation? and how we can manage the frequency variation?

1629


71ohm,111ohm,95ohm,179ohm in calculate the total ohm in series circuit

1233


The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

1165


why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?

2215






what is High resistance grounding and whatis the criteria for the selection of High resistance grounding

1708


what are the pecularity of shaver sockets ?

1455


tell me some type of questions throught which i can prepare for exam and do my best

1547


I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.

1920


what is cathodic protection and why it use in industries?

1747


Dg pf .71 i am improve pf 0.80 what capacitor connected in dg how?

1241


what is the maximim current drawn by 1 phase and three phase welding machine

1442


in a silicon diode we can measure .7v in a voltmeter.but why we can't use this voltage for using?

1455


What is line resistance of cable & how it can be measured ?

961


What is DC series motor?

720