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[D] - 6 cm Focal length f = - R/2 or -12/2 = -6 cm
[D] – 6 cm Focal length f = – R/2 or -12/2 = -6 cm
The focal length of a concave mirror with radius of curvature 12 cm is
[D] - 6 cm Focal length f = - R/2 or -12/2 = -6 cm
[D] – 6 cm
See lessFocal length
f = – R/2
or -12/2
= -6 cm