Suppose your speedometer has an uncertainty of 4.5 km/h at a speed of 92 km/h. what is the percent uncertainty in your speed?

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

A: A= πr2

Q: what is the absolute uncertainty for the following measurements? 5.8cm, 5.6cm, 5.7cm,5.4cm,5.6cm…

A:

Q: A grocery store sells 5-lb bags of apples. You purchase four bags over the course of a month and…

A:

Q: In a Measurement ,the Expected value is 56 V and the measured value is 52 V. Find (i) Absolute error…

A: Given  Expected value. Is 56 Measured value is 52.

Q: The diameter of a ball is measured using a metre rule and a two set- squares, as illustrated in…

A: Given:  Left reading: 16.8 cm  Right reading: 20.4 cm Uncertainty in each reading = 1 mm

Q: (I) Express the following using the prefixes of Table 1–4: (a)1 x 106 volts,  (b) 2 x 10–6 meters,…

A: Some measurements

Q: Two lengths have been measured as  l(1)= (3.64 ± 0.04) cm and  l(2)= (3.9 ± 0.04) cm. Find the…

A:

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

A:

Q: Find the uncertainty in a calculated average speed from the measurements of distance and time.…

A: Given data: x = 6.4 m and δx=0.6 m t = 4.9 s and δt=1.3 s

Q: Find the nominal value and uncertainty in; Volume 1. XYZ =

A: Given : R=2.65 +/- 0.15    h=12.5+/- 0.1   M=136+/- 3 X=5.69+/-0.02  y = 7.88+/- 0.04…

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

A:

Q: When nonmetric units we used in the United Kingdom, a unit of mass called the pound-mass (Ibm) was…

A:

Q: What do you think is the effect of significant numbers in the errors of measurement?

A: In this question we have to answer what is the effect of significant numbers in the errors of…

Q: What should you do after obtaining a numerical answer when solving a problem?

A:

Q: An infant’s pulse rate is measured to be (130.0 + 5.0) beats/min. What is the absolute uncertainty…

A: Given that:- Infant pulse rate=(130+5) beat/min

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: Regarding measurement error, which of the following statements is not correct? Select one: a.…

A: Option a is correct answer.     Statement a is incorrect statement as absolute error don't have plus…

Q: what is the minutes the error taken for hours if greg to hours tarren?.

A: we know, 1 hour = 60 min time taken = 10 min = 10/60 hours = 0.166 hours error in time =± 0.3 min =…

Q: If you are to measure the length, width and height of your bedroom, what measuring device will you…

A: A typical bedroom has dimension which fall in the meter range. Therefore to properly measure a…

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

A:

Q: A student measures the height from which a ball falls to be two-hundred centimeters with an absolute…

A: measure height = 200 cm uncertainty = 2 cm thus, height = 200 cm ± 2cm

Q: The radius of a circle is measured to be (10.5 ± 0.2) m. Calculate(a) the area and (b) the…

A: (a) The area of the circle is

Q: In a Measurement ,the Expected value is 72 V and the measured value is 63 V. Find (i) Absolute error…

A: (i) The absolute error is given by :  (ii) The relative error is given by :

Q: Two wood beams are stuck together with wood glue to create a wooden floor beam. The length of the…

A:

Q: A person measures his or her heart rate by counting the number of beats in 30s. If 40+1 beats are…

A: Given the number of beats is 40. And the uncertainty with beats is 1. The time is defined as 30 s,…

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 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 quadrilateral shaped area given by the following measurements have these corresponding probable…

A: Perimeter is sum of all four sides. In summation , error is sum of numerical value of all errors.…

Q: A good-quality measuring tape can be off by 0.50 cm overa distance of 20 m. What is its percent…

A:

Q: A good-quality measuring tape can be off by 0.58 cm over a distance of 23 m. What is its percent…

A: a measuring tape can be off by 0.58 cm = (0.58 / 100) m Here, 100 cm = 1m and 1 cm = (1/100) m Total…

Q: A student wanted to find the value of factor A experimentally in the equation F=5.3AV². If the…

A: Given : An equation : F = 5.3Av2 F is plotted in the y axis and v2 in the x axis.  The aim is to…

Q: Time intervals measured with a stopwatch typically have an uncertainty of about 0.2 s, due to human…

A: a) The expression is, Therefore,

Q: 7. A cylinder hás à radius of 4.6 ± 0.4 cm and a height of 5.36 ± 0.3 cm. (a) Find the volume of…

A: Radius of the cylinder (r)=4.6±0.4 cm Height of the cylinder (H)=5.36±0.3 cm

Q: A person's blood pressure is measured to be: 115 ± 7 mm Hg. What is its percent uncertainty?…

A: Blood pressure = 115 ± 7 mm Hg. Here,  Percentage uncertainty will be calculated by following…

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: The table shows the set of five measurements recorded in a laboratory. The precision of 3rd…

A: Precision tells us to what resolution or limit, the quantity is measured by a measuring instrument…

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

A: Given, measurement of length, l=1km ±50 m expected value =1100km

Q: In the state of Indiana it was once proposed to round the value of t to 3. Using the Percent Error…

A: (A) The experimental value of ᴨ proposed in the state of Indiana is 3. And the accepted value of ᴨ…

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: The diameter, d, of a small circular play area is 5.0 m + 0.1 m. The area, A, is calculated using…

A: The area is calculated using the equation,…

Q: Determine the percent uncertainty in sine when 0 = 55.0° ± 0.7° . Include 2 digit after the decimal…

A: Solution: Given, θ=55o±0.7o Where, the measured value, θ = 55o = 0.959931 rad, And the uncertainty,…

Q: How do you estimate the error of a measurement performed with a meterstick? Why?

A: An error made by using the equation of a regression line to estimate the values of the dependent…

Estimate of calculation