Bangalore University 2007 Diploma Instrumentation

7.    (a)    discuss
the construction and working of LASER Diode.

       (b)   
List the advantages and disadvantages of ICs.

       (c)   
discuss the fabrication of capacitor.

part - IV

8.    (a)    Compare
JFET and BJT.

       (b)   
discuss construction and operation of n-channel JFET.

       (c)   
Mention the applications of JFET.

9.    (a)   
define the construction and working of depletion kind MOSFET.

       (b)   
describe subsequent w.r.t. MOSFET :

               
(i)    Threshold voltage

               
(ii)    Inversion layer

        (c)   
List the advantages of MOSFET over JFET.

10.    (a)    describe
the subsequent :

               
(i)    Photo emissivity

               
(ii)    Photo conductivity

               
(iii)    Photo voltaic effect

        (b)   
Write note on opto coupler

        (c)   
discuss construction and working of Solar cell.

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