Physics - Geometrical Optics Question with Solution | TestHub
PhysicsGeometrical OpticsReflection at curved surfaceMedium2 minQB
PhysicsMediumsingle choice
A large convex spherical mirror in an amusement park is facing a plane mirror 10 m away. A boy of height 1 m standing midway between the two sees himself twice as tall in the plane mirror as in the spherical mirror (comparing the angles subtended by the images). What is the focal length of the convex mirror?
Options:
Answer:
B
Solution:
rad; comparing subtended angles gives m.
Stream:JEESubject:PhysicsTopic:Geometrical OpticsSubtopic:Reflection at curved surface
⏱ 2mℹ️ Source: QB
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