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A measurement is taken with the Vernier calipers with least count as 0.01 cm is recorded as 0.45 cm, it has fractional uncertainty is:

Written by

in

(a)0.01
(b) 0.02
(c) 0.03
(d) 0.45
See Answer

Answer:  0.02

Given Data:

Least count = 0.01 cm

Measured value = 0.45 cm

The formula of fractional uncertainty is

Fractional uncertainty = Least count/Measured value

Fractional uncertainty = 0.01/0.45

Fractional uncertainty = 0.02

Related Quizzes

Which set of prefixes gives the value in increasing order:

(a)Pico, mega, kilo, tera
(b) Pico, micro, mega, giga
(c) Tera, Pico, micro, kilo
(d) Giga, kilo, mill, nano
See Answer

Answer:  Pico, micro, mega, giga

Given Data:

Least count = 0.01 cm

Measured value = 0.45 cm

The formula of fractional uncertainty is

Fractional uncertainty = Least count/Measured value

Fractional uncertainty = 0.01/0.45

Fractional uncertainty = 0.02

Principle of homogeneity of the equation used to check:

(a)Variable of the equation
(b) Constant of the equation
(c) Correctness of the equation
(d) Both variable and constant
See Answer

Answer:  Correctness of the equation

Given Data:

Least count = 0.01 cm

Measured value = 0.45 cm

The formula of fractional uncertainty is

Fractional uncertainty = Least count/Measured value

Fractional uncertainty = 0.01/0.45

Fractional uncertainty = 0.02

Significant figures in 0.0010 are:

(a)1
(b) 2
(c) 3
(d) 4
See Answer

Answer:  2

Given Data:

Least count = 0.01 cm

Measured value = 0.45 cm

The formula of fractional uncertainty is

Fractional uncertainty = Least count/Measured value

Fractional uncertainty = 0.01/0.45

Fractional uncertainty = 0.02

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