Physics-Screw Gauge
NEET Physics Screw Gauge MCQ Question
Type: MCQ-fact-Easy-Class 12
What is the least count of a screw gauge with a pitch of 1 mm and 100 divisions on the circular scale?
A
0.01 mm
B
0.1 mm
C
1 mm
D
0.001 mm
Correct Answer
Option A
Detailed Explanation
The least count is calculated as the pitch divided by the number of divisions on the circular scale. For a pitch of 1 mm and 100 divisions, the least count is 1 mm / 100 = 0.01 mm.
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