GATE Questions for ECE

Here I am searching for the GATE exam ECE question paper, for excellent preparation of exam so please provide me the question paper & tell me from where I can download?

[Shaleen]

You are looking for the sample questions of GATE questions of ECE branch.

Here I am giving you some questions of ECE GATE examinations.

Q. 1 – Q. 25 carry one mark each.
Q.1 The current ib through the base of a silicon npn transistor is mA ) 10000 ( cos 1 . 0 1 t   . At 300 K,
the r  in the small signal model of the transistor is
ib
r r0
B C
E
(A) 250  (B) 27.5  (C) 25  (D) 22.5 

Q.2 The power spectral density of a real process X(t) for positive frequencies is shown below. The
values of E[X2(t)] and )] ( [ t X E , respectively, are
SX(ω)
400 d(w-104)
ω (103 rad/s) 10 11 9
6
0
(A) 6000/π, 0
(B) 6400/π, 0
(C) 6400/π, ) 2 /( 20 
(D) 6000/π, ) 2 /( 20 


Here I am providing you a attachment of file you can download this file admission see all the questions.