কোনাে মাধ্যমের আলােকীয় ঘনত্ব ও ভৌত ঘনত্বের মান কি একই? ব্যাখ্যা করাে।

কোনাে মাধ্যমের আলােকীয় ঘ�

1.	কোনাে মাধ্যমের আলােকীয় ঘনত্ব ও ভৌত ঘনত্বের মান কি একই? ব্যাখ্যা করাে।
Answer» Perfect questions for GUYS interested in maths..2. The value of x + x(xx) when x = 2 is:(a) 10, (b) 16, (C) 18, (d) 36, (e) 64Solution:x + x(xx)Put the value of x = 2 in the above expression we get,2 + 2(22)= 2 + 2(2 × 2)= 2 + 2(4)= 2 + 8= 10Answer: (a)

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কোনাে মাধ্যমের আলােকীয় ঘনত্ব ও ভৌত ঘনত্বের মান কি একই? ব্যাখ্যা করাে।​

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কোনাে মাধ্যমের আলােকীয় ঘনত্ব ও ভৌত ঘনত্বের মান কি একই? ব্যাখ্যা করাে।