Answers were Sorted based on User's Feedback
Answer / hi
second law of thermodynamics is a kelvin-planks statement
it states that the heat cannot transfer from cold temp to
high temp without any external workdone
|Is This Answer Correct ?||25 Yes||9 No|
Answer / gurmeet.mech
Clausis statement: it is impossible to construct an engine
which will transfer the heat from low temperature sink to a
higher temerature source.
Kelvin statement: It is impossible to construct an engine
which will do any work by operating between the same
|Is This Answer Correct ?||7 Yes||1 No|
Answer / sreekesh s
for a spontaneous(natural) process the entropy always
|Is This Answer Correct ?||6 Yes||3 No|
Answer / karthick
clausius statement--heat cannot be transferred from cold
body to hot body without any external source
100% efficiency is not possible from any machines
|Is This Answer Correct ?||4 Yes||1 No|
Answer / bandi srinivas
It is impossible that heat can't flow from lower temp. to
higher temp. without any external agency.
|Is This Answer Correct ?||3 Yes||2 No|
Answer / rakesh nagdev
The second law of thermodynamics is an expression of the
universal law of increasing entropy, stating that the
entropy of an isolated system which is not in equilibrium
will tend to increase over time, approaching a maximum
value at equilibrium.
For more info visit following link,
|Is This Answer Correct ?||2 Yes||1 No|
Answer / prasadsurendranaik
it is impossible to take energy from sink to source unless
use of externnal force
whenever you operate a heat engines between same sourse &
sink it has same efficiency
|Is This Answer Correct ?||1 Yes||1 No|
Answer / biswajit pradhan
the second law of thermodynamics consisting of a 4 to 5
corollary so plz refer thermal engg for all the details.
|Is This Answer Correct ?||1 Yes||2 No|
Answer / hari prasad
It is impossible to construct a device that operates in a
cycle and produces no
effect other than the removal of heat from a body at one
temperature and the
absorption of an equal quantity of heat by a body at a
|Is This Answer Correct ?||0 Yes||1 No|
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