WBUT 2009: Circuit Theory & Networks (Paper Code: EE301) Question Paper

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CS/B.Tech(ECE,EE,EEE,IC,BME,PWE,CSE,IT)/SEM-3/EE-301/2009-10

2009
CIRCUIT THEORY & NETWORKS

Time Allotted:3 Hours                      Full Marks:70
The Figures in the margin indicate full marks.
Candidates are requested to give their answer in their own words as far as practicable.

 

 

Group -A
(Multiple Choice Type Questions)


1. Choose the correct alternatives for any ten of the following:

i) Laplace Transform analysis gives
(a) Time domain response only
(b) Frequency domain response only
(c) both (a) & (b)
(d) real response only

 

ii) If a function is shifted by 'T', then it is correctly represented as
(a)  f(tT)u(t)
(b)  f(tT)u(tT)
(c)  f(t)u(tT)
(d)  (tT)f(tT)

 

iii) The equivalent resistance between x & y of the figure shown below is

(a)  30Ω

(b)  50Ω

(c)  60Ω

(d)  10Ω

 

iv) If f(t) is an even function, then its Fourier transform F(jw) is given by

(a)  20f(t)coswtdt

(b)  0f(t)coswtdt

(c)  20f(t)sinwtdt

(d)  0f(t)sinwtdt

 

v) The Thevenin's equivalent resistance of the given circuit with respect to the terminals A&B is equal to

(a)  2.66Ω

(b)  3.2Ω

(c)  8Ω

(d)  12Ω

 

 

 

 

 

 

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