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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ASSISTANT ENGINEER ELECTRICAL DIRECT AND BY TRANSFER KSEB' And exam conducted in the year 2014. And Question paper code was '193/2014'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.

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_If E is the field between the plates of a parallel plate capacitor, the electrostatic energy per

unit volume 18 :

(ಹ) < B B

(0 (2) ` യ 128

The condition for an electric field 7 ما be a static electric field is :

(A) 7:40-0 08 7.210

ത ٥ء 7یہ (D) . None of these

Which of the following system is non-linear?

(ക ۷د + )2 - ]ط2 - (0۷-1 ے فا -3( B) 0ء - پر

(€) (2 = > -1) - 2( -->) - 1 -9) (1) (८) = (0) >+ 2.5

The system 09-௪1 ; ६

(A) stable, causal (B) non causal, stable

(5 unstable, causal (D) unstable, non-causal

The ளை y(x +3) ஷ் +2)=x(x+4)is:

(ಯ) causal and memory less (18) causal and 88 memory

(C) iscausal (D) is non-causal

If x(t) is odd, then Fourier series coefficients must be :

(50 real and odd (B) real and even

(C) imaginary and even (D) imaginary and odd

The trigonometric Fourier sexies of an even function of time does not have the :

(^) Cosine terms (B) Sine terms

(C) Baoth cosine and gine terms (0) DC term

The Z transform of the sequence x(n) =u(n) معطا

प्यक) =1 ஸை ௩௨0

=0 for n<0 18:

(^) 1/(2-1) ∎ തു ചവ?

(0 2೩-1೪) D) (2-1)/2

193/2014 4 A

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