Errors in measurementMedium
Question
Which of the following measurements require 'index correction'?
Options
A.Measurement of focal length of lenses using optical bench
B.Measurement of speed of sound using resonance tube
C.Measurement of resistance of a wire using meter bridge
D.Measurement of gravitational acceleration using simple pendulum
Solution
Sol. [Key Concept: Index (zero-error) correction in measurements]
Index correction is an adjustment which need to perform in the experiments related to optical bench while measuring the focal length of lenses using optical bench.
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