Question

The measurement in length of metal plant were 3.11 cm 3.13 cm 3.14 cm and 3.14 cm then percentage error in the measurement

Answer 1

Answer:

of a steel plate with a Vernier callipers

having a least count 0.01 cm. Four such

measurements of the length yielded the

following values: 3.11 cm, 3.13 cm, 3.14

cm, 3.14 cm. Find the mean length, the

mean absolute error and the percentage

error in the measured value of the

length.

[Ans: 3.13 cm,

0.01 cm, 1.3%)