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If ∆Q>0 when heat flows into a system, ∆W>0 when work is done on the system, then the increase in the internal energy ∆U is
Options
(a) ∆W+∆Q
(b) ∆W-∆Q
(c) ∆Q-∆W
(d) {-(∆Q-∆W)}
Correct Answer:
∆Q-∆W
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- If ∆U and ∆W represent the increase in internal energy and work done by the system
- The kinetic energy needed to project a body of mass m from the surface of earth
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Topics: Thermodynamics
(179)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In radioactive element, β-rays are emitted from
- If ∆U and ∆W represent the increase in internal energy and work done by the system
- The kinetic energy needed to project a body of mass m from the surface of earth
- A thermocouple of negligible resistance produces an e.m.f. of 40 µV/⁰C in the linear range
- A stone of mass 1 kg tied to a light inexensible string of length L=10/3 is whirling
Topics: Thermodynamics (179)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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