| ⇦ | 
| ⇨ |
At 0⁰C, 15 gm of ice melts to form water at 0⁰C. The change in entropy is
Options
(a) zero
(b) 18.5
(c) 15
(d) None of these
Correct Answer:
18.5
Explanation:
Heat absorbed = mL cal. = mL J joule
Change of entropy ∆S = Heat/Temperature
∆S = mLJ / Temperature = (15×80×4.2) / 273
∆S = 18.46 J/K.
Related Questions: - What determines the nature of the path followed by the particle?
- Which of the following particles will have minimum frequency of revolution
- A series combination of resistor (R), capacitor (C), is connected to an AC source
- A particle moves in a circle of radius 5 cm with constant speed and time period
- The induced emf in a coil of 10 H inductance in which current varies
Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What determines the nature of the path followed by the particle?
- Which of the following particles will have minimum frequency of revolution
- A series combination of resistor (R), capacitor (C), is connected to an AC source
- A particle moves in a circle of radius 5 cm with constant speed and time period
- The induced emf in a coil of 10 H inductance in which current varies
Topics: Thermodynamics (179)
Subject: Physics (2479)
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