# SRM University 2007 B.Tech Information Technology EC205 -- ELECTRONIC CIRCUITS - I - Question Paper

Wednesday, 30 January 2013 07:20Web

Page 2 of 9

PART – B

**1.**Draw an emitter bias BJT network. Derive expressions for ICQ and VCEQ and define the method of drawing the dc load line on the output characteristics of transistor.

**2.**Draw a Voltage divider bias BJT network. Derive expressions for ICQ and VCEQ and define the method of drawing the dc load line on the output characteristics of transistor.

**3.**Draw a self bias FET network. Derive expressions for IDQ and VGSQ and define the method of drawing the dc load line on the output characteristics.

**4.**Draw a Voltage divider bias FET network. Derive expressions for IDQ and VGSQ and define the method of drawing the dc load line on the output characteristics.

**5.**Draw a Collector to Base bias BJT network. Derive expressions for ICQ and VCEQ and define the method of drawing the dc load line on the output characteristics of transistor.

6.Draw a voltage divider bias and drain feedback bias E-MOSFET network. discuss the procedure for locating suitable operating point on the transfer characteristics.

**7.**.Draw a voltage divider bias of depletion kind E-MOSFET network. discuss the procedure for locating suitable operating point on the transfer characteristics.

**8.**Write about the compensation techniques in detail.

**9.**For the emitter bias network of figure given, determine.

**(**IB

**a)****(**IC

**b)****(**VCE

**c)****(**VC

**d)****(**VE

**e)****(**VB (g) VBC

**f)****10.**Determine the dc bias voltage VCE and the current IC for voltage divider configuration of figure provided and draw the load line and Q point.

**1**Determine the quiescent levels of ICQ and VCEQ for the network of provided figure and draw the load line .

**1.****1**Determine the subsequent for the network of figure (a).

**2.****(**IDQ

**a)****(**VGSQ

**b)****(**VD

**c)****(**VDS

**d)****(**VG

**e)****1**Determine the subsequent for the network of figure (b).

**3.****(**IDQ

**a)****(**VGSQ

**b)****(**VD

**c)****(**VDS

**d)****(**VG

**e)****(**VS.

**f)****1**For the n-channel depletion kind MOSFET of figure given, determine

**4.****(**IDQ

**a)****(**VGSQ

**b)****(**VDS.

**c)****1**Determine IDQ and VGSQ for the E-MOSFET of figure provided beneath.

**5.**Earning: Approval pending. |