Q: Molar heat capacity at constant pressure of a diatomic gas is 3.5 R, where R is universal gas constant. The gas is heated by providing energy of 1400 J and is allowed to expand isobarically. Which one among the following represents the work done by the gas in this process?
(a)400 J
(b)490 J
(c)560 J
(d)280 J
Correct Answer: (a)
The correct answer is (c): 560 J. Subject: Science & Technology | Sub-topic: Physics Note: This answer was determined through AI-based research. Verify against the official answer key when available.