Human Eye and Colourful World — Science STD 10 — Question

Having two eyes gives a _____ field of view.

___________ mirror is a spherical mirror whose reflecting surface is curved inwards.

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To bring light from a near object to a focus on the retina of the eye, the convex eye-lens needs to be made ____.

A ray of light which is parallel to the principal axis of a convex mirror, appears to be coming from ______ after reflection from the mirror.

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A solar cell converts ___________ energy into ____________ energy.

We can see the sun about _____ minutes before the actual sunrise and about ______ minutes after the actual sunset because of atmospheric _____.

The ciliary muscles control the shape of the _____.

When light is reflected, the angles of incidence and reflection are _____.

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The part of eye which alters the size of the pupil is ______.

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If a coil is viewed from one end and the current flows in an anticlockwise direction, then this end is a pole ________.