Work function of oxide coated cathode is much lower than ...
Work function of oxide coated cathode is much lower than that of tungsten cathode.
True
False
Cannot say
None of the above
Correct answer is A
Therefore emission current from oxide coated cathode is more.
The normal operation of JFET is ...
Crossover distortion behaviour is characteristic of ...
In a degenerate n type semiconductor material, the Fermi level ...
In an n channel JFET, the gate is ...
Assertion (A): The reverse saturation current in a semiconductor diode is 4nA at 20°C and 32 nA ...
At room temperature, the current in an intrinsic semiconductor is due to ...
In which of these is reverse recovery time nearly zero? ...