| ⇦ | 
| ⇨ |
For spontaneous cooling of a hot metal rod (system) in air
Options
(a) ΔSsystem > 0,ΔSunivers < 0
(b) ΔSsystem > 0,ΔSunivers < 0
(c) ΔSsystem < 0,ΔSunivers > 0
(d) ΔSsystem < 0,ΔSunivers < 0
Correct Answer:
ΔSsystem < 0,ΔSunivers > 0
Explanation:
If heat flows from system at temperature T(system) to the surrounding at temperature T(surr) then ΔS(sys) < 0 , ΔS(surr > 0.
Related Questions: - A sp³ – hybrid orbital contains
- Enzymes actually
- Bleaching powder is obtained by treating chloride with
- The rate of reaction between two reactants A and B decreases by a factor of
- The main product obtained from phenol with PCl₅ is
Topics: Thermodynamics
(179)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A sp³ – hybrid orbital contains
- Enzymes actually
- Bleaching powder is obtained by treating chloride with
- The rate of reaction between two reactants A and B decreases by a factor of
- The main product obtained from phenol with PCl₅ is
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply