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Friday, 9 October

JEE Main 2024 · PhysicsMultiple choiceSingle correctEasyCalculation

JEE Main 30 January 2024, Shift 2, Physics Q50

Question 50 of 90 in this shift, Physics question 20 of 30, Section A.

If 50 Vernier divisions are equal to 49 main scale divisions of a traveling microscope and one smallest reading of main scale is 0.5 mm0.5\ mm, the Vernier constant of traveling microscope is
  1. (1)0.1 mm0.1\ mm
  2. (2)0.01 cm0.01\ cm
  3. (3)0.01 mm0.01\ mmOfficial answer
  4. (4)0.1 cm0.1\ cm

Official answer

Option 3

NTA final key.

Chapter
Units and Measurements
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.