What is focal length
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hi frnd! ure answer is as. follows
the beam of light comes and converge at focus than the distance betweenoptical center and focus is cakked focal length ..
i think it helps uu
....please .....mark it as brainlient answer..
the beam of light comes and converge at focus than the distance betweenoptical center and focus is cakked focal length ..
i think it helps uu
....please .....mark it as brainlient answer..
Answered by
0
the focal length of a mirror can be expressed\defined as the length between optical centre and focus
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