Maharashtra Forest Services 2025 Chemical Eng Paper
- Year 2025
- Conducted By Forest Services
- Questions 8
- Maximum Marks 200
- Duration Three Hours
- Languages English
Exam Details
| Detail | Information |
|---|---|
| Examination | Maharashtra Forest Services Main Examination |
| Year | 2025 |
| Conducting Body | Forest Services |
| Paper | Chemical Engineering |
| Subject | Chemical Engineering |
| Duration | Three Hours |
| Maximum Marks | 200 |
| Number of Questions | 8 |
| Question Type | Descriptive / Subjective |
This dataset captures the Maharashtra Forest Services Main Examination 2025 for the Optional Subject: Chemical Engineering. The paper is in English, with a duration of three hours and a maximum of 200 marks. There are eight questions across two sections; candidates must attempt five, with Q1 and Q5 compulsory and at least three additional questions from the remaining ones. Page 2 provides Section A: seven questions from which five must be answered, focusing on core chemical engineering topics such as viscosity, flow dynamics, distillation, heat and mass transfer. Page 1 provides the exam header, instruction set, paper code I24, and medium as English. The OCR has been repaired to present Q1’s sub-parts (a–e) as separate items for clarity.
Major Topics Covered
- Dynamic viscosity
- Kinematic viscosity
- Flow meters
- Reynolds number
- Mach number
- Relative volatility
- Crystallization
- Distillation
- Fractional distillation
- Analogies between heat and momentum transfer
- Nusselt number
- Emissivity
- Natural convection
- Forced convection
- Vessel supports
- Vessel size and cost
- Construction materials
- Elliptical head
- Fick's first law of diffusion
- Diffusion factors
- Absolute humidity
- Mass transfer coefficient
Why This Paper is Important
- Useful for Maharashtra Forest Services Main Examina preparation
- Helps understand the latest exam pattern
- Useful for practice and self-assessment
- Covers frequently asked General Studies topics
- Helpful for analysing question trends
Related Resources
Instructions
- महाराष्ट्र वम लेवा सुख्य परीक्षा-2025 हिं इते 3 मे, 2026 2025 I24 BOOKLET NO. 101056 Forest Services Chemical Engineering Time Allowed: Three Hours Maximum Marks: 200 Medium : English Type of Paper: Conventional/Descriptive
- There are EIGHT questions divided in two Sections, out of which FIVE are to be
- attempted. * Question No. 1 and 5 are compulsory. Out of the remaining questions, THREE are to
- * SE be attempted choosing at least ONE question from each Section.
- The number of marks carried by a question/sub-question is indicated against it.
- Keep in mind the word limit indicated in the question if any.
- Wherever option has been given, only the required number of responses in the serial order attempted
- Unless struck off, attempt of a question shall be counted even if attempted partly.
- Excess responses shall not be assessed and shall be ignored.
- Candidates are expected to answer all the sub-questions of a question together.
- question is attempted elsewhere (after leaving a few page or after attempting another question) the later sub-question shall be overlooked.
- Any page or portion of the page left blank in the Answer Booklet must be clearly struck off.
- Unless otherwise mentioned, symbol and notation have their usual standard meanings.
- Assume suitable data, if necessary and indicate the same clearly.
- Neat sketches may be drawn, wherever required.
- The medium of answer should be mentioned on the answer book as claimed in the application and
- printed on admission card.
- The answers written in medium other than the authorized medium will not be assessed and no marks will be assigned to them.
- Note: Candidates will be allowed to use Scientific (Non-programmable type) calculators.
Questions (page 2)
Q0. I) What is difference between dynamic and kinematic viscosity?
Q0.
I) State the significance of relative volatility.
II) State whether the following is true or false. i) Drying is the process of removing physical water (moisture) from clay through evaporation. ii) Crystallization is used to purify liquids.
III) State the steps involved in simple distillation.
IV) Is the fractional distillation able to completely separate the mixture?
Q0.
I) State the commonly used analogies between heat and momentum transfer and it's use.
II) Show that, Nusselt number is dimensionless.
III) Why emissivity of a black body is 1?
IV) Compare natural and forced convection in short.
Q0.
I) State the names of common vessel support.
II) What is a role of size and capacity of vessel in determining its cost?
III) List out the commonly used materials in the construction of chemical plant.
IV) What is a 2:1 elliptical head?
Q0.
I) Define Fick's first law of diffusion.
II) State the four factors affecting diffusion.
III) What is absolute humidity (H)?
IV) Define mass transfer coefficient (Kc).
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Frequently asked questions
What is the exam name?
Maharashtra Forest Services Main Examination.
What subject is this paper?
Optional Subject: Chemical Engineering.
What is the paper code?
I24.
How many questions are there and how many to attempt?
Eight questions in two sections; five to be attempted; Q1 and Q5 compulsory; at least three more from the remaining.
Which language is permitted?
Medium: English.
What is the duration and maximum marks?
Three hours; 200 marks.