ഒരു മുഴുവൻ സിലിണ്ടറിൽ (r=6,h=8 cm) അതേ r,h ൻ്റെ ഒരു സോളിഡ് കോൺ അടങ്ങിയിരിക്കുന്നു. അതിൻ്റെ വെള്ളം ഒരു സിലിണ്ടറിലേക്ക് ഒഴിക്കുക r=4 cm. പുതിയ ആഴം?
A12 cm
B8 cm
C6 cm
D18 cm
Answer & Solution
Correct answer: A. 12 cm
ജലത്തിൻ്റെ അളവ് π×6²×8 −
(1/3)π×6²×8 = 192π cm ³;
അടിസ്ഥാന ഏരിയ 16π കൊണ്ട് ഹരിച്ചാൽ ആഴം 12 cm ലഭിക്കും.
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