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 'Optometrist Grade II (SR from SC/ST & ST) Department: Health Services ' And exam conducted in the year 2020. And Question paper code was '058/2020'. 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.
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058/20
Wavelength of visible light is
A) 397-723 nm B) 350-750 nm
C) 293-710 nm D) 305-795 nm
mage formed by a convex mirror irrespective of the place of object is
A) Virtual, erect and diminished B) Virtual, erect and magnified
C) Real, inverted and diminished D) Real, inverted and magnified
Following are used for nomenclature of prisms
A) Centrad B) Prism dioptre
C) Angle of deviation D) All of the above
ர் the object is at infinity in front of a convex lens an image is formed at the
A) Infinity
0
0
)
B) Centre of curvature
) Focal point
)
Between centre of curvature and focal point
In a Sturmsconoid with vertical meridian more curved than the horizontal meridian
the image formed at point B is
A) Oval ellipse B) Horizontal line
C) Vertical line D) Circle
Bausch and Lamb keratometer works on the principle of
A) Variable image size and variable object size
B) Variable object size and constant image size
C) Constant object size and variable image size
)
D) Constant object size and constant image size
The maximum power of cylinder in an usual trial set is
A) 9 dioptre 8) 4 dioptre C) 5 dioptre D) 6 dioptre