Episode : 50 || Science Tech || Evolution of Nano Technology || By- Akhilesh C. Srivastva

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Jay Prakash singh
May 17, 2020, 8:30 am

Very bad lecture

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Savitri Patel
March 24, 2020, 8:14 pm

thank you sir

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Pankaj Kumar Ravidas
March 1, 2020, 12:44 am

bahut achha sir ...thank you

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Abhisek vikram
February 28, 2020, 2:16 pm

Thanks sir

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Ayodhya kumar
February 28, 2020, 7:25 am

Kuchh energy bhi diya kre sir please

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NUTAN NAGAR
February 28, 2020, 6:35 am

Sir general science bhi complete kra dijiye physics and chemistry puri rah gai hai