The least count of a screw guage is 0.01 mm. If the pitch is increased by 75% and number of divisions on the circular scale

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🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025

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📘Question

The least count of a screw guage is 0.01 mm. If the pitch is increased by 75% and number of divisions on the circular scale is reduced by 50%, the new
least count will be _____ × 10^–3 mm.   (JEE-2025) 

✅ Answer

The least count of a screw guage is 0.01 mm. If the pitch is increased by 75% and number of divisions on the circular scale is reduced by 50%, the new least count will be _____ × 10^–3 mm.

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