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21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
Heat cannot flow from colder body to a hotter body of its own
b
All spontaneous processes are thermodynamically irreversible
c
Heat can be converted into work completely without causing some permanent change in the system (or) surroundings
d
Perpetual motion machine of second kind is not possible
answer is C.
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