How does the action of a convex lens differ from that of a concave lens on a parallel beam of light incident on them ? Draw diagrams to illustrate your answer.

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Solution

A convex lens converges a beam of light parallel to the principal axis.
$selina-icse-solutions-class-10-physics-refraction-lens-5a-8-1$
A concave lens diverges a beam of light parallel to the principal axis.
$selina-icse-solutions-class-10-physics-refraction-lens-5a-8-2$

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Similar questions

Out of the two lenses, one concave and the other convex, state which one will show the divergent action on a light beam. Draw diagram to illustrate you answer.

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Q. A convex lens of focal length

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and a concave lens of focal length

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in cm is

Draw suitable diagrams to illustrate how a beam of light incident parallel to the principal axis is reflected by :

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How does the action of a convex lens differ from that of a concave lens on a parallel beam of light incident on them ? Draw diagrams to illustrate your answer.

A convex lens converges a beam of light parallel to the principal axis. A concave lens diverges a beam of light parallel to the principal axis.

A convex lens converges a beam of light parallel to the principal axis.
$selina-icse-solutions-class-10-physics-refraction-lens-5a-8-1$
A concave lens diverges a beam of light parallel to the principal axis.
$selina-icse-solutions-class-10-physics-refraction-lens-5a-8-2$