Ar1 = r2, r3 = r4, r2 ≠ r3
Br1 = r2 = r3 = r4
Cr1 > r2 > r3 > r4
Dr1 < r2 < r3 < r4
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Related Questions:
An object is placed in front of a concave mirror of focal length 12 cm, at a distance of 8 cm. Its image is formed at a distance of?
ഒരു കോൺകേവ് ദർപ്പണത്തിന് മുൻപിൽ വസ്തു വച്ചപ്പോൾ യഥാർത്ഥമോ മിഥ്യയോ ആയ യാതൊരു പ്രതിബിംബങ്ങളും ഉണ്ടായില്ല. എന്നാൽ എവിടെ ആയിരിക്കാം വസ്തു വെച്ചത്?
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