$A$ driving mirror consists of a cylindrical mirror of radius of curvature $10 \,cm$ and the length over the curved surface is $10 \,cm$. If the eye of the driver is assumed to be at a great distance from the mirror,then the field of view in radians is: (in $.0$)
- A$2$
- B$4$
- C$3$
- D$5$
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All of the following statements are correct except:
Medium
View SolutionAssertion : The formula connecting $u, v$ and $f$ for a spherical mirror is valid only for mirrors whose sizes are very small compared to their radii of curvature.
Reason : Laws of reflection are strictly valid for plane surfaces,but not for large spherical surfaces.
Reason : Laws of reflection are strictly valid for plane surfaces,but not for large spherical surfaces.
$A$ rod of length $10 \text{ cm}$ lies along the principal axis of a concave mirror of focal length $10 \text{ cm}$ as shown in the figure. The length of the image is . . . . . . $\text{cm}$.
DifficultJEE MAIN 2026
View SolutionThe image formed by a convex mirror of focal length $30 \ cm$ is a quarter of the size of the object. The distance of the object from the mirror is......$cm$
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View SolutionThe relation between the linear magnification $m$,the object distance $u$,and the focal length $f$ is:
Medium
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