## Kerala PSC Previous Years Question Paper & Answer

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

Page:7

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: 7 out of 12
Excerpt of Question Code: 028/2018/OL

Question47:-For an OPAMP, the higher the value of CMRR
A:-indicates mismatch between two input terminals
B:-indicates low input capacitance
C:-indicates matching between input terminals
D:-higher offset voltage

Question48:-Nuclear force is
A:-central force
B:-spin independent force
C:-weak force
D:-spin dependent force

Question49:-The value of the boolean expression;

z=("barA+B’} (A + 8) 5
ಹಿ

£:- 158
Question50:-A negative Liapunov exponent measures
A:-the rate at which a system point approaches a regular attractor

B:-the rate at which a system poil
C:-the amount of sensitivity to
D:-the relation with poincare maps

Question51:-Which of the following are related to chaos 7
A:-Breakdown of integrability

it diverges from a regular attractor
| conditions

C:-Extreme sensitivity to initial conditions
D:-All of the above
A:-Big crunch of the universe
C:-Dark energy of the universe
D:-Big Bang of the universe
Question53:-Which of the following is a left-handed particle 7

¢
D:-Positrons
Question54:-The energy gap in a semiconductor is proportional to the inverse of the square of size. The effect is a result of
A:-Etching
B:-Quantum confinement
C:-Erosion
D:-Dip pen nano-lithography
Question55:-Energy from gravitational field is energy obtained from
A:-Wind
B:-Solar cells
C:-Tides
D:-Coal