alleryਇੱਕ 20 cm by 15 cm ਟੈਂਕ ਵਿੱਚ ਡੁੱਬਿਆ ਇੱਕ ਘਣ ਪਾਣੀ ਨੂੰ ਵਧਾਉਂਦਾ ਹੈ 5.76 cm; ਇਸ ਦੇ ਕਿਨਾਰੇ? ਕੋਈ ਸਪਿਲ ਨਹੀਂ।
A8 cm
B14 cm
C12 cm
D10 cm
Answer & Solution
Correct answer: C. 12 cm
ਘਣ 20 × 15 × 5.76 = 1728 cm ³ ਨੂੰ ਵਿਸਥਾਪਿਤ ਕਰਦਾ ਹੈ, ਇਸਲਈ ਇਸਦਾ ਕਿਨਾਰਾ ∛1728 = 12 cm ਹੈ।
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