Q2 of 61 Page 63

In the following questions, the statement of assertion is followed by a reason. Mark the correct choice as:

Assertion: Incident ray is directed towards the centre of curvature of spherical mirror. After reflection it retraces its path.


Reason: Angle of incidence i = Angle of reflection r = 0o.


A)you can clearly see in the figure how ray will travel.

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1

Match the following:

 1

In the following questions, the statement of assertion is followed by a reason. Mark the correct choice as:

Assertion: For observing the traffic at a hairpin bend in mountain paths a plane mirror is preferred over convex mirror and concave mirror.


Reason: A convex mirror has a much larger field of view than a plane mirror or a concave mirror.


 1

Give two examples of transparent medium that are denser than air.

 2

According to cartesion sign convention, which mirror and which lens has negative focal length?