When charcoal powder is dusted on the surface of water, the contact angle (in degrees) that the charcoal exhibits is: | Faculties

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Shiva Ram

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📊 Physical Pharmaceutics 2

Q. When charcoal powder is dusted on the surface of water, the contact angle (in degrees) that the charcoal exhibits is:

(A) zero
(B) one
(C) 90
(D) 180

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✅ Correct Answer: (D) 180

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