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15th December 2015, 05:03 PM
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Join Date: Apr 2013
Re: PGCET Previous Year Question Papers

As you want I am here giving you previous year question papers for Telangana & AP PGCET examination.

Sample paper :
Q6. The current in a 10 mH inductor is i t t ( ) sin =2 377 A. The voltage across inductor is
(A) -7 54 377 . cos t V
(B) 7 54 377 . cos t V
(C) 053 377 . cos t V
(D) -053 377 . cos t V

Q7. Consider the following two statements
S1 : The dielectric isolation method is superior to junction isolation method.
S 2 : The beam lead isolation method is inferior to junction isolation method.
The true statements is (are)
(A) S S 1 2 , (B) only S1
(C) only S 2 (D) Neither S1 nor S 2

Q10. The essential block of a phase lock loop (PLL) are phase detector, amplifier,
(A) high pass filter and crystal controlled oscillator
(B) low pass filter and crystal controlled oscillator
(C) high pass filter and voltage controlled oscillator
(D) low pass filter and voltage controlled oscillator

Q11. A 4 bit modulo–6 ripple counter uses JK flip-flop. If the propagation delay of each FF is 50 ns, the
maximum clock frequency that can be used is equal to
(A) 5 MHz (B) 10 MHz
(C) 4 MHz (D) 20 MHz

Q12. A certain 8-bit successive-approximation convertor has 2.65 V full scale. The conversion time forVA =15 .
V is 75 ms. The conversion time forVA =2 V would be
(A) 75 ms (B) 100 ms
(C) 225 ms (D) None of the above

Q13. Consider the following signal
x t t t t ( ) cos cos cos = + + p p p 2 3 3 5 , y t t t ( ) sin cos = +6 2p , z t t t ( ) sin cos = 3 4
Periodic signal are
(A) x t ( ) and y t ( ) (B) y t ( ) and z t ( )
(C) x t ( ) and z t ( ) (D) All

Q15. The correct sequence of steps needed to improve system stability is
(A) reduce gain, use negative feedback, insert derivative action
(B) reduce gain, insert derivative action, use negative feedback
(C) insert derivative action, use negative feedback, reduce gain
(D) use negative feedback, reduce gain, insert derivative action.

Telangana & AP PGCET examination paper







Here is the attachment.
Attached Files
File Type: pdf Telangana & AP PGCET examination paper.pdf (471.4 KB, 208 views)


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