Questions in semiconductor

Select	Question
	A crystal diode is a
	Of the diodes shown in the following diagrams, which one is reverse biased
	In a PN junction photo cell, the value of photo-electromotive force produced by monochromatic light is proportional to
	Which is the correct diagram of a half-wave rectifier
	The maximum efficiency of full wave rectifier is
	Serious drawback of the semiconductor device is
	Select the correct statement
	In order to forward bias a PN junction, the negative terminal of battery is connected to
	The diode shown in the circuit is a silicon diode. The potential difference between the points A and B will be
	Zener breakdown takes place if