Kerala PSC Previous Years Question Paper & Answer
Page:20
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Training Officer' And exam conducted in the year 2023. And Question paper code was '053/2023/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.
31-3-28
. ഫ്
Correct Answer:- 0000൩൧.
Question93:-Which of the following statements are correct about the dot product
4 - Bof two vectors.
i. 4+ bis a real number.
a4-b=0 @ #0, b+0)
a:b
05 00671 (aa)
iii. The angle between two non zero vectors is given by
ii. If, and Pare perpendicular then
A:-Only i and ii are true
B:-Only ii and iii are true
C:-None of the above
D:-All the above
Correct Answer:- Option-D
Question94:-Find the area of a parallelogram whose adjacent sides are given by the
vectors = 31+7+4k ang b= 1-5
൧-൪
8:-അ
(ड
D:-vs0
Correct Answer:- Option-C
Question95:-Find the derivative of the function ,[!e0s=)]
, 1
esin [log(18x)]_ x cos[log(18x)] X Tax * 18
27
A:-
த 1
esin [log(18)] x —cosflog(18x)] X — x 18
B:- 18x
—eSin[-log(18x)] x —cos[—log(18x)] X ಹ 18
0 18x
, 1
esin[log(18x)] x cosflog(x)] X — x 18
18x
D:-
Correct Answer:- Option-A