Mod-01 Lec-15 Exergy, availability and second law efficiency

[@MirAqueelAli]

Thanks a lot for the lecture

[@cofin6235]

Thank you for the lecture!

[@bashamsk1288]

You are GOD 🙏🙏🙏🙏🙏🙏🙏🙏

[@kaliasethi8279]

Thank you sir.

[@bipinnitrkl0459]

at 44:37 for exergy change of a flow, why T0 tem became positive. It should have been negative T0

[@anilkumarlopinti5313]

thank you sir

[@adityajain9282]

it might be too late to ask but at 37:14 how do you get -(-To_dS)? the two negatives.

[@soumithnalli5169]

Aditya Jain the heat is being rejected by the system . So it is taken negative .

[@saumyagarwal1038]

Thus is the part no one explains.. Heat sign is already taken negative in the first equation..so it's not justified to take another negative sign here

[@bestcakesdesign]

A great confusion between surrounding and useful work. Can anybody resolve?

[@bestcakesdesign]

Why are there very few likes as compare to coaching institute like ?

[@anandpatel7631]

board presentations is more effective instead of this ...so i recommend to use board