Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Lecturer in Electronics and Instrumentation (Polytechnics)' And exam conducted in the year 2023. And Question paper code was '121/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
B:-x=1, y=2, z=3
C:-x=-2, y=1, z=2
D:-x=-1, y=2, z=-3
Correct Answer:- Option-B
Question6:-Equation of the line passing through the point of intersection of the lines
2x+3y-1=0, 3x+4y-6=0 and parallel to 5x+4y-2=0
A:-4x+5y-34=0
B:-5x-4y+34=0
C:-5x+4y+34=0
D:-5x+4y-34=0
Correct Answer:- Option-D
Question7:-Which of the following are the solutions of the equation ഫ്?
At-nr+(-1)"8
5: "*
ഠാ جار
ಶಿ (4.
Correct Answer:- Option-D
Question8:-The tangent of the curve y=42?-6<+3 is parallel to the line y=2:-7 at the
point (a,b). Then the point (a,b)
A:-(1,-1)
B:-(-1,1)
C:-
(1,1)
D:-(-1,-1)
Correct Answer:- Option-C
Question9:- /4:dt is
சே
2م[ج11-ن۵ 4-1.6
B :-loglet—e-t}+e
27
D:-loglet+e-t+e
Correct Answer:-Question Cancelled
Question10:-Area lying above the line y=0 of the circle «?+y2=e2 bounded between
x=-a and x=a is
கிக்
B:-2na2
Ci,
12 ماو