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 'Laboratory Assistant Common Facility Service Centre' And exam conducted in the year 2023. And Question paper code was '019/2023/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.
D:-Zero
Correct Answer:- Option-D
Question17:-36 km/h is equal to
A:-100 m/s
B:-10 m/s
C:-1000 m/s
D:-36 m/s
Correct Answer:- Option-B
Question18:-The rate at which work done is
A:-Power
B:-Energy
C:-Momentum
D:-Force
Correct Answer:- Option-A
Question19:-A virtual and erect image of the same size as that of the object is
always formed by a
A:-Convex mirror
B:-Concave mirror
C:-Plane mirror
D:-All of the above
Correct Answer:- Option-C
Question20:-What will be the height of the image if an object of height 4 cm is
placed in front of a concave mirror at a distance 10 cm away from it and the image
is formed 20 cm away from the mirror ?
A:-2 cm and erect
B:-2 cm and inverted
C:-8 cm and erect
D:-8 cm and inverted
Correct Answer:- Option-D
Question21:-Field of view is maximum for
A:-Plane mirror
B:-Convex mirror
C:-Concave mirror
D:-Both convex and concave mirror
Correct Answer:- Option-B
Question22:-As per the new cartesian sign convention, object and image distances
for a spherical mirror is taken with respect to the origin as