Physics-Vernier Caliper
NEET Physics Vernier Caliper MCQ Question
Type: MCQ-numerical-Hard-Class 12
A Vernier caliper has a negative zero error of -0.05 cm. If the mean observed diameter of a spherical body measured using this caliper is 2.15 cm, what is the corrected diameter of the body?
A
20 cm
B
10 cm
C
15 cm
D
05 cm
Correct Answer
Option A
Detailed Explanation
The corrected diameter is calculated by subtracting the negative zero error from the observed reading: Corrected diameter = 2.15 cm - (-0.05 cm) = 2.20 cm.
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