## Kerala PSC Previous Years Question Paper & Answer

Title : LECTURER IN PHYSICAL SCIENCE COLLEGIATE EDUCATION
Question Code : A

Page:4

Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LECTURER IN PHYSICAL SCIENCE COLLEGIATE EDUCATION' And exam conducted in the year 2018. And Question paper code was '028/2018/OL'. 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: 4 out of 12
Excerpt of Question Code: 028/2018/OL

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D:-

Question27:-For a central force motion, the Lagrangian is
A (1)/(2) m(*dotr™(2)+r~ (2)dottheta~(2))"

1)/(2)" m(* dotr~(2)-r~(2)dottheta~(2)}
¢: (1)/2) {पना ^ (2)+^ (2) 06 ^ (2))+ {0/0} `
;-`(3)/(2)`ಗಾ೧೯(2)--60077(2)0607(2))-(0/(7)”

Question28:-For the transformation Q = aq + bp, p = cq + dp to be canonical
‏وديم‎ + 6 = 1
8:40 - 072: 27 ಎ3
0:-24 - 052௨1

Question29:-An object in the shape of a cube is moving at a speed of 0.8C. The motion is parallel to X axis. The length of the
body along the Z direction is

A:-0.6°L_(0)

ட்ட ‏ا کا‎ Length at rest)
Question30:-The Poisson bracket of three dynamical variables, [u, [v, wll + [v, [w, ull + [w, [u, vl is
A:-Zero
8:--1
6:1
0:-0
Question3: curve function 15 written in terms of an orthonormal basis;
|> வங 1> "+` * எறிய ^ ` `| 2> மனா ` ` ४ 3 > `
What is the probability that the system is found to be in the state
[ഹമ
‏”13ھ‎
‎6:-1
‎66“
‎D:-zero
Question32:-The angular part of the wave function for 1-1-atom is written using
A:-Spherical harmonics
B:-Bessel function
C:-Hermite polynomial
D:-Newmann function