Discuss questions of electronics and communication engineering

Using the fact that a silicon diode has Is = 10^-14 A at 25°C and that Is increases by 15% per °C rise in temperature, find the value of Is at 125 °C. Is is saturation 

visit for studying solar cell operation. Its presented in a concise manner with animations.

Is there anyone who has bought MADE EASY ECE test series and won't be using it? I would pay for those mock tests if anyone is willing to share them.

How was the exam of GATE EC session 1? Any trouble with computers? Examination hall!

Please post some GA and Maths Questions