Physics-Vernier Caliper
NEET Physics Vernier Caliper MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which of the following statements about Vernier Calipers is correct?
A
The Vernier scale allows for more precise measurements than the main scale alone.
B
Zero error is always positive and should be added to the observed reading.
C
The Vernier Caliper can only measure external dimensions of an object.
D
The main scale and Vernier scale are not calibrated in the same units.
Correct Answer
Option A
Detailed Explanation
The Vernier scale enables finer measurements by providing additional divisions, which enhances the accuracy of the reading taken from the main scale. The negative zero error must be subtracted from the observed reading, and the Vernier Caliper is capable of measuring both external and internal dimensions.
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