RRB CMA Thermodynamics Quiz 2026 — 30 Deep MCQs with Free PDF Solution
Attempt the most focused Thermodynamics mock test for RRB JE CMA CBT-2 2026. This free bilingual quiz covers both Physics and Chemistry thermodynamics — the exact combination that appears in the real CBT-2 paper under the Physics & Chemistry section and the Technical Abilities section for Chemical & Metallurgical Assistant candidates.
Why This Thermodynamics Quiz Matters for RRB CMA CBT-2
Based on analysis of the April 2025 RRB JE CMA CBT-2 question paper, thermodynamics-linked topics appear across Matter & Gas Laws (9 marks), Chemical Reactions (8 marks), Heat (4 marks), and Modern Physics (9 marks). A strong grip on thermodynamics directly helps you attempt 25+ Technical Abilities questions confidently. In a 150-mark paper with UR cutoff near 115-125, every thermodynamics mark counts.
Thermodynamics Mastery Quiz
What Is Inside This Thermodynamics Quiz?
- 30 high-quality MCQs covering both Chemistry and Physics sides of thermodynamics
- Full-screen TCS iON exam interface — matches the real RRB CBT-2 pattern exactly
- Bilingual (English + हिंदी) — toggle language anytime without losing answers
- Negative marking of −1/3 per wrong answer (same as actual exam)
- 30-minute timer with auto-submit on expiry
- Question palette with colour-coded status (answered, not answered, marked for review)
- Free branded PDF report with score, section-wise performance, and detailed explanation for every question
- No signup, no email, no payment — 100% free
Topics Covered — All 9 Sections of Thermodynamics
- Basics of Thermodynamics — System types (open, closed, isolated, adiabatic), state functions vs path functions
- First Law of Thermodynamics — Sign conventions, isothermal, adiabatic, isobaric, isochoric processes
- Thermochemistry — Standard enthalpy of formation, Hess's Law, bond enthalpy, standard states
- Second Law & Entropy — Kelvin-Planck, Clausius, Third Law (Nernst)
- Gibbs Free Energy & Spontaneity — 4-case matrix of ΔH and ΔS, ΔG vs ΔG° trap, K relationship
- Physics: Processes — PV diagrams, Cp and Cv, γ values, Mayer's relation
- Physics: Heat — Specific heat, latent heat, phase changes
- Physics: Heat Engines — Carnot efficiency, refrigerator CoP, heat pump
- Applied Problems — Water freezing, bomb calorimeter, electrochemistry links (ΔG° = −nFE°)
RRB JE CMA CBT-2 Exam Pattern 2026
| Section | Questions | Marks |
|---|---|---|
| General Awareness | 15 | 15 |
| Physics & Chemistry | 15 | 15 |
| Basics of Computers & Applications | 10 | 10 |
| Basics of Environment & Pollution Control | 10 | 10 |
| Technical Abilities (CMA-specific) | 100 | 100 |
| Total | 150 | 150 |
Duration: 120 minutes • Negative marking: −1/3 per wrong answer • Qualifying: UR/EWS 40%, OBC 30%, SC 30%, ST 25%
How to Take This Thermodynamics Mock Test — 3 Steps
- Click the ▶ START QUIZ button above to enter full-screen exam mode
- Solve 30 questions in 30 minutes. Use the palette to jump, mark for review, clear responses — just like the real CBT-2
- After submit, click Download Full Report PDF to get your branded score card with detailed solutions
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Frequently Asked Questions — Thermodynamics for RRB CMA CBT-2
Q. Is Thermodynamics important for RRB JE CMA CBT-2 2026?
Yes. Thermodynamics-linked topics account for 20-25% of the Technical Abilities section when you include Matter, Gas Laws, Chemical Reactions, Heat, and Modern Physics. A strong grip is essential for scoring above the UR cutoff of around 115-125 marks.
Q. What level is the thermodynamics portion in RRB CMA CBT-2?
The level is NCERT Class 11 and 12 standard, not engineering level. Focus on NCERT Chemistry Part 1 Chapter 6 (Thermodynamics) and NCERT Physics Part 2 Chapter 12 (Thermodynamics) plus the heat engines portion of Class 11 Physics.
Q. Is this quiz based on previous year questions?
The questions are modelled on the April 2025 RRB JE CMA CBT-2 paper and standard NCERT-level thermodynamics. Traps and wrong-answer distractors are designed around the exact misconceptions that tripped candidates in past papers.
Q. Is the quiz in Hindi or English?
Both. You can toggle between English and हिंदी any time during the quiz without losing your answers. The final PDF report is in English for maximum portability.
Q. Will I get solutions after the quiz?
Yes. After submitting, you get a free downloadable PDF containing your full score card, section-wise performance bars, and a detailed explanation for every question — including the correct answer, your selected answer, and why each is right or wrong.
Q. How long does the quiz take?
30 minutes — same 1-minute-per-question pace as the real CBT-2. The timer auto-submits when time runs out.
Q. Is this quiz free?
100% free. No signup, no email required, no payment. Just click and start. Share it with fellow aspirants on Telegram so more candidates can benefit.
Q. What topics does the quiz cover?
Basics, First Law, Thermochemistry, Second Law & Entropy, Gibbs Energy & Spontaneity, Physics Processes (adiabatic, isothermal), Specific & Latent Heat, Heat Engines & Carnot, Refrigerator CoP, and Applied electrochemistry-thermodynamics links.
Q. Can I retake the quiz?
Yes — just refresh the page to retake. We recommend attempting it at least twice with a 3-4 day gap for maximum retention.
Q. Where can I discuss my score with other aspirants?
Join our Telegram discussion channel @RRBCONTENTSDIS where aspirants share scores, discuss traps, and gauge the cutoff. Main channel for daily practice: @RRBCONTENTS.
Related Study Material for RRB CMA CBT-2 2026
- RRB CMA CBT-2 Syllabus 2026 — Complete PDF Download
- Metallurgy Mock Test for RRB CMA — 30 MCQs Free
- RRB CMA Previous Year Papers with Detailed Solutions
- Chemical Reactions Quiz for CBT-2 — Bilingual
- Modern Physics Mock Test — RRB CMA 2026
- RRB CMA Cutoff Prediction 2026 — Zone-wise Analysis
Found this quiz helpful? Please share it with fellow aspirants on WhatsApp and Telegram. Every share helps a candidate who is silently struggling with thermodynamics.
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