The refractive index (n) of glass is found to have the values 1.49,1.50,1.52,1.54 and 1.48. Calculate
(i) the mean value of refractive index,
(ii) absolute error in each measurement,
(iii) mean absolute error,
(iv) fractional error and
(v) percentage error

In an experiment the valno of refractive index of glass was found to be 1.54, 1.53, 1.44,1.54, 1.56 and 1.45 m in successive measurement. Calculate (i) the mean vlaue of refractive index (ii) absolute error of each measurement (iii) mean absolute error (iv) relative error and (v) percentage error.

In an experiment, the values of refractive index of glass were found to be 1.54, 1.53 , 1.44 and 1.54 , 1.56 and 1.45 in successive measurements . Calculate (i) Mean value of refractive index of glass (ii) Absolute error in each measurement (iii) Mean absolute error (iv) relative error and (v) Percentage error.

The diameter of a wire as measured by a Screw gauge was found to be 1.328, 1.330, 1.325, 1.326, 1.334 and 1.336 cm. Calculate (i) mean value of diameter (ii) absolute error in each measurement (iii) mean absolute error (iv) fractional error (v) percentage error. Also, express the result in term of absolute error and percentage error.

The diameter of a wire as measured by a Screw gauge was found to be 1.328, 1.330, 1.325, 1.326, 1.334 and 1.336 cm. Calculate (i) mean value of diameter (ii) absolute error in each measurement (iii) mean absolute error (iv) fractional error (v) percentage error. Also, express the result in term of absolute error and percentage error.

The length of a cylinder was measured using a vernier calipers several times. The following reading were obtained (in cm) : 1.12, 1.11,1.13, 1.10,1.14,1.15,1.16. Calculate (i) mean value of the length (ii) the absolute error in each measurement (iii) mean absolute error (iv) relative error and (v) percentage error. Write down the result in terms of mean absolute error and percentage error.

In a series of successive measurements in an experiment, the readings of the period of oscillation of a simple pendulum were found to be 2.63s, 2.56s, 2.42, 2.71s and 2.80 s . Calculate (i) the mean value of the period of oscillation (ii) the absolute error in eah measurement (iii) The men absolute error (iv) the relative error (v) the percentage error. Expresss the results in proper form.