IndiaBIX

Electronics and Communication Engineering - Electromagnetic Field Theory

Exercise : Electromagnetic Field Theory - Section 11
1.
The depletion layer in a reverse biased p-n junction is due to the presence of
electrons
holes
both electrons and holes
immobile ions
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Which materials find application in MASER?
Diamagnetic
Paramagnetic
Ferromagnetic
Ferrimagnetic
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
An electrically neutral semiconductor has
no free charges
no majority carriers
no minority carriers
equal number of positive and negative charges
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Magnetic recording tape is most commonly made from
small particles of iron
silicon iron
ferric-oxide
silver nitrate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
The circuit shown in the figure is best described as a
bridge rectifier
ring modulator
frequency discriminator
voltage doubler
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers