A Vernier callipers has 1 MSD = 0.1 cm and 10 VSD = 9 MSD. The source figure shows the reading with jaws closed and the reading with a solid sphere between the jaws. Find the corrected sphere diameter. Image
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Question

A Vernier callipers has 1 MSD = 0.1 cm and 10 VSD = 9 MSD. The source figure shows the reading with jaws closed and the reading with a solid sphere between the jaws. Find the corrected sphere diameter. Image

Options

G1 Physics · Accepted Answer

LC=0.1−0.09=0.01 cm. Read the no-gap figure to obtain the positive zero error, then read the sphere figure and subtract that zero error. The corrected diameter is 3.15 cm. Correct answer: C.