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Maintenance Mechanic (Chemical Plant) — Engineering Drawing NCVT Mock Test

Q: What topics should I focus on for Maintenance Mechanic (Chemical Plant) Engineering Drawing?

Key Engineering Drawing chapters: Drawing sheets (A0–A4), title block & pencil grades (HB, 2H, 4H); BIS lines (continuous thick, dashed hidden, centre chain lines); First-angle vs Third-angle orthographic projection symbols; Isometric projection, screw threads, rivets & circuit symbols.

Q: How do I practise the other CBT subjects for Maintenance Mechanic (Chemical Plant)?

Use the subject switcher tabs directly above the test simulator to jump between Trade Theory, Workshop Calculation & Science, Engineering Drawing, Employability Skills, or open the Full CBT Mock Test on the Maintenance Mechanic (Chemical Plant) trade page.

Engineering Drawing (ED) is now evaluated through visual MCQs in the NCVT CBT exam (6 questions, 12 marks) covering BIS standards, projection angles, isometric views, and electrical/mechanical symbols. Practise verified objective questions tailored for Maintenance Mechanic (Chemical Plant) trainees (2 Years • Chemicals & Petrochemicals • Engineering).

Switch Maintenance Mechanic (Chemical Plant) Subject:Trade Theory Workshop Calculation & Science Engineering Drawing Employability Skills Combined Full CBT

NIMI / DGT CBT Simulator

Maintenance Mechanic (Chemical Plant) — Engineering Drawing Mock Test

Integrated into CBT Theory Paper (33% overall CBT pass threshold) • Zero Negative Marking

Questions

Max Marks

Time Limit

24m

Neg. Marking

NONE

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Shows the right answer and NIMI technical explanation immediately after each question.

Trade Info:Engineering (2 Years • Level 4)•Open Maintenance Mechanic (Chemical Plant) Full Page

Important Engineering Drawing Topics Covered

All Trades for Engg. Drawing →

Drawing sheets (A0–A4), title block & pencil grades (HB, 2H, 4H)

BIS lines (continuous thick, dashed hidden, centre chain lines)

First-angle vs Third-angle orthographic projection symbols

Isometric projection, screw threads, rivets & circuit symbols

Maintenance Mechanic Chemical Plant trainee in blue coverall and hard hat tightening flange bolts on a stainless-steel jacketed chemical reactor beside a disassembled shell-and-tube heat exchanger, agitator impeller shaft, PTFE gaskets, and centrifugal pump

Chemical Plant, HVAC & Pumps Lab

MMCP Agitated Reactor Vessel & Shell-Tube Exchanger

Overhauling chemical process equipment: aligning agitator shafts, replacing PTFE flange gaskets, cleaning shell-and-tube bundles, and servicing pumps.

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Frequently Asked Questions

In the official DGT Computer-Based Test for Maintenance Mechanic (Chemical Plant), Engineering Drawing accounts for 6 Multiple Choice Questions carrying 12 marks (2 marks per correct answer, no negative marking).

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