Back to Instrument Mechanic Info & Full CBT38 Exam Qs (76 Marks) • 10 Practice MCQsDGT Syllabus PDF Report Wrong Info

Instrument Mechanic — Trade Theory NCVT Mock Test

Q: What topics should I focus on for Instrument Mechanic Trade Theory?

Core Instrument Mechanic syllabus modules: ESD safety, component identification, PCB rework & test instruments in Instrument Mechanic; Analogue & digital electronics, power supplies (SMPS/UPS) & microcontroller interfacing; System diagnostics, schematic tracing, calibration & firmware/app verification; Industry quality standards, cleanroom/bench protocols & customer repair logs.

Q: How do I practise the other CBT subjects for Instrument Mechanic?

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 Instrument Mechanic trade page.

Trade Theory carries the highest marks weightage in every NCVT AITT Computer-Based Test—38 questions (76 marks) for Engineering trades and 50 questions (100 marks) for Non-Engineering trades. Practise verified objective questions tailored for Instrument Mechanic trainees (2 Years • Electronics & Hardware • Engineering).

Switch Instrument Mechanic Subject:Trade Theory Workshop Calculation & Science Engineering Drawing Employability Skills Combined Full CBT

NIMI / DGT CBT Simulator

Instrument Mechanic — Trade Theory Mock Test

Minimum 33% in CBT Professional Knowledge component • Zero Negative Marking

Questions

Max Marks

Time Limit

15m

Neg. Marking

NONE

Choose Test Mode

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

Trade Info:Engineering (2 Years • Level 4)•Open Instrument Mechanic Full Page

Important Trade Theory Topics Covered

All Trades for Theory →

ESD safety, component identification, PCB rework & test instruments in Instrument Mechanic

Analogue & digital electronics, power supplies (SMPS/UPS) & microcontroller interfacing

System diagnostics, schematic tracing, calibration & firmware/app verification

Industry quality standards, cleanroom/bench protocols & customer repair logs

ITI Instrument Mechanic trainee in blue lab coat and safety goggles using a handheld HART loop calibrator connected to industrial pressure gauges, rotameter flow tube, pneumatic control valves, and differential pressure transmitters

Electrical & Electronics Lab

Instrument Mechanic Process Control Loop Calibration

Calibrating 4–20 mA smart DP transmitters, RTD sensors, rotameter flow indicators, and pneumatic diaphragm control valves on a process rig.

Content Verification & Error Reporting

Notice an incorrect MCQ, option, or explanation in Instrument Mechanic Trade Theory? Send the Question ID directly on WhatsApp (+917585821444).

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Frequently Asked Questions

In the official DGT Computer-Based Test for Instrument Mechanic, Trade Theory accounts for 38 Multiple Choice Questions carrying 76 marks (2 marks per correct answer, no negative marking).

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