Kerala PSC Previous Years Question Paper & Answer

Title : Non Vocational Teacher Mathematics (Junior & Senior)
Question Code : A

Page:3


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Non Vocational Teacher Mathematics (Junior & Senior)' And exam conducted in the year 2023. And Question paper code was '083/2023'. 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.

page: 3 out of 22
Excerpt of Question Code: 083/2023

11.

12.

13.

14.

15.

16.

By Lagranges Mean value theorem the value of 2/65 lies in the interval :

1 1
(A) (+ 43) (8) (+ ன்‌

0 1 1
(© (+ 45) (D) (+ 43)

Let {f,} bea sequence of functions defined by :

0 ^) = nxe™ , x>0 is not uniformly convergent on [0, 1]

൬ f,(x) = 2 zy, xé€R is uniformly convergent on [0, 1]
l+nx
(A) _ both (i) and (ii) are true (B) (i) is false and (ii) are true
(0 @) is true and (ii) is false (09) both (i) and (ii) are false

Let g be a bounded function on [a, b]. Then which of the following is correct?
(^) Ifgisa constant function on [a, b], then it is Riemann Integrable on [a, }]
(B) If gis continuous on [a, b], then it is Riemann Integrable on [a, ಗಿ]
(0) Ifgis monotonic on [a, b], then g is Riemann Integrable on [a, b]
(D) allof the above

Which of the following improper integrals are convergent?

മ്മ + cosx
(A) Jeu (B) dx
J ॐ +] | 1+
= 2
© [Sra (D) all of these
x

0

Let K be a positive integer and let J, ={xe [0,1]: decimal expansion of x contains a prime

digit at K® place}. Then the Lebesgue measure of the set J is:

4
(A) 1 ® 16
o (4)
(©) (>) (D) 0
ey?

vy.
Consider f(x, 9) =4 ‏قوب قب‎ if (x, 9) #O, 0)
0; ४, 9) =, 9)
(A) fis continuous at (0, 0)
(B) fis bounded in a neighbourhood of (0, 0)
(C) fis not bounded in a neighbourhood of (0, 0)
(D) fhas all directional derivatives at (0, 0)

. Then which of the following is true?

5 083/2023
[P.T.0.]

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