GATE ME 2015 Set 2 — Question 28
Go beyond PYQs with Success TrackerAI-powered personalised practice and doubt support. Unlimited practice on eligible plans; AI usage limits apply.MCQ+1 / -0.33MediumIdeal & Real Gas BehaviourLaws & PropertiesThermodynamics
Thermodynamics → Laws & Properties → Ideal & Real Gas Behaviour
Last updated
Question
The Van der Waals equation of state is , where is pressure, is specific volume, is temperature and is characteristic gas constant. The SI unit of is
Correct answer
(C) m⁵/kg-s²
Solution
In the Van der Waals equation , the terms and must have the same units for them to be added.
1.The unit of pressure is Pascal (Pa), which is .
2.In SI base units, , so .
3. is specific volume, so its unit is .
4.Therefore, has units .
5.The unit of is .
This matches option (C).Continue learning with Success Tracker
A step still unclear? Work through it with support
Use Success Tracker to ask about the reasoning, then try another GATE ME question to check your understanding.
AI-powered practice· Unlimited practice on eligible plans
- PYQs with solutions
- Attempt available previous-year questions, then compare your reasoning with the worked solution. Coverage varies by stream.
- Practice that adapts
- Choose a topic, work on weaker areas and bookmark questions to revisit. Your attempts feed your progress tracking.
- AI doubt support
- Ask follow-up questions about a step or concept while practising, instead of stopping at the final answer.
Unlimited practice is available on eligible plans. Free practice and AI usage have limits; check the current plan allowances before choosing.
This page stays readable without an account. AI responses can be wrong; check them against the solution and source material.
More questions on Laws & Properties
2026 Set 1 Q23For an ideal gas, starting from state point 1, two different processes take place. The…2026 Set 1 Q28For the isothermal expansion of an ideal gas in a piston cylinder system, the net heat supplied…2026 Set 1 Q44For an ideal regenerative Rankine cycle, as shown in the figure below, which one of the following…2026 Set 1 Q56A liquid comes out of the reactor of a chemical plant at temperature…2026 Set 1 Q57A rigid closed vertical cylindrical vessel of diameter contains …