Back to Mechanic Lens/Prism Grinding Info & Full CBT6 Exam Qs (12 Marks) • 16 Practice MCQsDGT Syllabus PDF Report Wrong Info

Mechanic Lens/Prism Grinding — Engineering Drawing NCVT Mock Test

Q: What topics should I focus on for Mechanic Lens/Prism Grinding 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 Mechanic Lens/Prism Grinding?

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 Mechanic Lens/Prism Grinding 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 Mechanic Lens/Prism Grinding trainees (1 Year • Capital Goods & Manufacturing • Engineering).

Switch Mechanic Lens/Prism Grinding Subject:Trade Theory Workshop Calculation & Science Engineering Drawing Employability Skills Combined Full CBT

NIMI / DGT CBT Simulator

Mechanic Lens/Prism Grinding — 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

Choose Test Mode

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

Trade Info:Engineering (1 Year • Level 3.5)•Open Mechanic Lens/Prism Grinding 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

Optical technician in blue overalls and white cotton gloves bevel-grinding an optical glass prism against a wet diamond-coated grinding wheel with slurry trough next to a dial spherometer, optical test flats, jeweller loupe, and camera lens barrel

Chemical, Polymer & Optics Lab

Mechanic Lens/Prism Grinding Precision Optical Polishing Bench

Rough diamond curve generation, optical pitch polishing, verifying lens radius of curvature with a spherometer, and prism facet testing.

Content Verification & Error Reporting

Notice an incorrect MCQ, option, or explanation in Mechanic Lens/Prism Grinding Engineering Drawing? Send the Question ID directly on WhatsApp (+917585821444).

Report Incorrect Info on WhatsApp

Frequently Asked Questions

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

Navigate directly between NCVT CBT practice papers and official portal guides.

View Complete Sitemap

Mock TestsInteractive CBT