Physics-Screw Gauge
NEET Physics Screw Gauge MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which of the following statements about the screw gauge is correct?
A
The least count is determined by dividing the pitch by the number of divisions on the circular scale.
B
A screw gauge can measure only the diameter of circular objects.
C
The circular scale reading is irrelevant to the measurement process in a screw gauge.
D
Screw gauge measurements are accurate only if the instrument is not calibrated.
Correct Answer
Option A
Detailed Explanation
The correct statement is that the least count of a screw gauge is calculated as the pitch divided by the number of divisions on the circular scale, which is essential for precise measurements.
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