Do percent errors and percent difference give indications of accuracy or precision?

Q: The area of a round tabletop is computed from a measurement of its radius. If the fractional…

A: A= πr2

Q: 2.03 ) Diameter of a coin is measured ast.cm and its height (thickness) is measured as 0.024 cm and…

A: The density of the coin is given by equation (1). Density is a characteristic property of a…

Q: V (m/s) 3 2 10

A: The slope of the velocity time graph gives the acceleration.

Q: Match the definition from the 1* column to the best term in the 2d column and place the matching…

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Q: It says that it's not the appropriate number of sig figs.

A:

Q: Please explain the difference between the terms 'measurement uncertainty' (sometimes called…

A: Error:  It is the uncertainty happening in measurements. When observed value differs from true…

Q: find te dimension of Streess in SI unit and CGSunit.

A:

Q: What is fractional error or percent error?

A: Fractional error is the ratio of the value of error to the value of the quantity.

Q: Given the most probable value of a quantity to be 35.86. If the Error Ratio is 1:163, What is the…

A: Suppose quantity is E . So by error analysis  Relative error in( E )=  ∆E/E

Q: An engineer reports the findings of a measurement as 321.5332 + 2.3 kg (95%). Comment of the proper…

A: The value is Expressed in one decimal digit after point.

Q: Given the following measurements (in metric and English respectively) of a metal cylinder: length =…

A:

Q: If the systematic error in one measurement 12 mm, the total systematic errors in 7 measurements is:

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Q: What are Personal Errors? How shall this affect the final measurements? How Shall we minimize these…

A: SOlution: To describe about personal errors and thier effect on the measurement.

Q: For the measurement of length: 1km 50m and expected value of 1100m, find the relative error.

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Q: If a sphere has a volume of 375.6cm^3, what is the diameter in dm and feet?

A: Volume of the sphere is given asV= volume of the spherer=radius of the sphere

Q: The greater the number of significant figures, the the uncertainty.

A: Definition of uncertainty: Uncertainty means that there is a range of possible values within which…

Q: An infant’s pulse rate is measured to be 130 ± 5 beats/min. What is the percent uncertainty in this…

A: Formula for calculating percent uncertainty can be express as -  Where

Q: Determine how many sig figs are in the following values. 1. 267562

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Q: The measurement of a physical quantity is 6.54 kg. What is the percent of uncertainty?

A:

Q: An infant’s pulse rate is measured to be ( 132 ± 6 ) beats/min. What is the percent uncertainty in…

A: Given Data: The pulse rate is measured as: 132±6 beats/min

Q: Apply the relative error formula and determine it in a calculation of the cross-sectional area of a…

A: Given ,  Diameter , D = 0.085 ± 0.002cm We know that cross-sectional area , A = πD22 =πD24 Using…

Q: It is observed that a height of child is growing 0.5 inch per 6 months. At the age of 6 years, if…

A: Here given that the height of a child grows 0.5 inch per 6 month.Again at the year of 6 the height…

Q: Can measurements be accurate but not precise? Justify your answer by citing a specific example.

A: Given: To answer a question. The question is can measurements be accurate but not precise. Give…

Q: Write the difference between base and derived quantities

A: Base quantities In any system of units, the units for some physical quantities must be defined…

Q: The diameter of a sphere is measured to be 5.36 in. Find(a) the radius of the sphere in centimeters,…

A: a)Formula to calculate the radius of the sphere is,

Q: Find the greatest possible error of each measurement below. (a) 6.15 mm (b) 538538 in

A: Write the expression for the greatest possible error (GPE). GPE=precision2 Precision is the smallest…

Q: What is the percent uncertainty in the area of a circle whose radius is 1.8 × 104 cm?

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Q: The height and radius of a cyclinder is measured by a measuring instrument. If the volume was…

A: solution:let height of cylinder=HRadius of cylinder =Rnow volume of cylinder=πR2HV=πR2HTake normal…

Q: A good quality measuring tape can be off by 0.50cm over a distance of 20m? What is the percent…

A: Given:Original length L=20mUncertainity in lengh SL=0.50cmSl =0.50×10-2m

Q: What, approximately, is the percent uncertainty for a measurement given as 1.57×m

A: The measurement of the distance is 1.57 m.

Q: If the length of a cylinder is measured to be 4.28 cm with an error of 0.01 cm, then the percentage…

A: Length of cylinder, L = 4.28 cm Error = 0.01 cm Percentage error in the measurement = ?

Q: Therefore, what can you conclude about percent error values that are lower, compared to higher? What…

A: Error percentage is given as, Error Percentage = ((Measured Value - Actual value )/Actual Value )x…

Q: What is the relationship between the accuracy and uncertainty of a measurement?

A: The accuracy and uncertainty are inversely proportional to each other. If the uncertainty is less…

Q: A student measures the dimensions of a cylindrical glass beaker. For which measurement should she…

A: For which measurement should she use a micrometer screw gauge.

Q: Determine the reading of the measurements below. (Do not type the unit of measurement. Just input…

A: In a triple beam balance, there will be 3 sliders. Here only 2 markings are visible. So we will…

Q: A cylinder was measured to have length 4.24 + 0.01 cm and diameter of the cross-sectional area 2.16…

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Q: Following the rules of significant figures in measurement operations, what will you get if you…

A: Significant Figures We know the number of digits is used to express a measured quantity. And by…

Q: What is the difference between accuracy and precision? Explain Calculate the volume and percent…

A: Note:-  “Since you have asked multiple questions, we will solve the first question for you. If you…

Q: What is the percent uncertainty in 581 + 7.87 cm? Express your answer to 3 significant figures and…

A: According to question we need to find percent uncertainty?

Q: The length of a railroad is an example of what level of measurement? A Ordinal B Ratio Interval D)…

A: The length of a railroad is an example of which level of measurement.

Q: Certain criteria must be satisfied if a measurement or observation is to be believed. Will the…

A: There is certain criteria which is to be fulfilled in case that an observation or a measurement is…

Q: In the laboratory, a measurement for (x + &) was taken as (+ &) = (33.7+0.5)S. Find the value for…

A:

Estimate of calculation