Suppose your bathroom scale reads your mass as 65 kg with a 3% uncertainty. What is the uncertainty in your mass (in kilograms)?

Q: In the calculation of the volume of a cube of nominal size , the uncertainty in the measurement of…

A: Given data:  Uncertainty in the measurement of each side is Required: Uncertainty in the…

Q: The length and width of a rectangular room are measured to be 3.955 + 0.005m and 3.050 + 0.005m.…

A: The length of a rectangular room,   Its uncertainty,   The width of a rectangular room,   Its…

Q: James was assigned by his teacher to measure the distance from their classroom to the school…

A: Given: Different measurements of distance made by James the from their classroom to the school…

Q: The length and width of a rectangular room are measured to be 3.764 + 0.005 m and 4.030 + 0.005 m.…

A: As all the-given values are of three significant decimal digits so answer should also be rounded off…

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

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Q: A rectangular plate has a length of (16.2 ± 0.2) cm and a width of (9.6 ± 0.1) cm. Calculate the…

A: Data Given ,  Length ( L ) = ( 16.2 ± 0.2 ) cm  Width ( W ) = ( 9.6 ± 0.1 ) cm  We have to find the…

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

A: An uncertainty speed of speedometer, u'=4.5 km/h   The original speed, u=92 km/h

Q: In each of the three cases, which measured value (mass or volume) limits the precision of the…

A: Given: Balance A: 15.746 gBalance B: 15.75 gBalance C: 15.7 g Balance A: ± 0.001 Balance B: ± 0.01…

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: Suppose you do an initial calculation that gives 78.5279 +4.3324%. What is the correctly rounded…

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

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Q: What is the area, and its approximate uncertainty, of a circle of radius 3.1 X 104 cm?

A: Area of the circle can be obtained as Rounding off to least significant figure gives

Q: Our classroom was kept at 25.0°C during your experiment, so v is predicted to be 343 m/s. What is…

A: Given data :              Speed of sound in air ;                                          Expected…

Q: What is the percent uncertainty in the measurement 6.32 + 0.01 m? А. 0.32% B. .0.01% С. 0.16% D.…

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Q: If the uncertainty for a measurement is 23.1 cm ±0.05 cm what is it in meters (m)?

A: The uncertainty for a measurement as

Q: What is the art of making accurate and precise estimates of things in real world?

A: Every object has dimensions like length, breadth, height, radius. Also properties like mass,…

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

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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: In the calculation of the volume of a cube of nominal size, the uncertainty in the measurement of…

A: Given: uncertainty in side = 7% to find uncertainty in volume.

Q: In a laboratory, one of your partners determines correctly that the surface area of an object is…

A: Area = 11.48 cm2( number of significant figures in area = 4)uncertainity = 0.02783447 cm2(Number of…

Q: Why does the SI Measurement System use “kilogram” instead of “gram” as the base unit of mass?

A: Here, we have to answer , why is kilogram used instead of gram as the base unit of mass. Let's see…

Q: The radius of a solid sphere is measured to be (6.30 i 0.30) cm, and its mass is measured to be…

A: (given) Radius of the sphere = 6.30 cm = 6.30×10-2 m Uncertainty in the radius δr = 0.30 cm =…

Q: When non-metric units were used in the United Kingdom,a unit of mass called the pound-mass (lbm) was…

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

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Q: The length and width of a rectangular room are measured to be 3.885 ± 0.0065 m and 3.2 ± 0.0045 m.…

A: Given The length of a rectangular room = l = 3.885 ± 0.0065 m The width a rectangular room = b = 3.2…

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: After carrying out some calculations (based on experimental data) your calculator shows that the…

A: Given: The mass of the object is 178.54968 g. The uncertainty in the mass is ±25.0163482 g.…

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

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

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Q: What is the percent difference between 9.81 m/s2 and 992.31 cm/s2?

A: If we consider both the values only as experimental values then Value V1= 9.81m/s² Value…

Q: What, roughly, is the percent uncertainty in the volume of a spherical beach ball of radius r = 0.84…

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Q: Find the absolute and percent relative uncertainty and express each answer with a reasonable number…

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Q: The sides of a small rectangular box are measured to be 1.80 ± 0.1 cm, 2.05 ± 0.02 cm, and 3.1 ± 0.1…

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Q: What do you think is the importance of scientific notation in writing the magnitude of measurements?

A: Scientific notation are useful for reporting  values properly.

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: The consumption of natural gas by a company satisfies the empirical equation V= 1.50t + 0.008 00t2,…

A: Given, Empirical equation : V = 1.50t + 0.00800 t2

Q: What is the area and uncertainty in area of one side of a rectangular metal slab that has a length…

A: The length of the slab L=21.2±0.3 cm The percentage uncertainty in length is  %L=0.3 21.2×100=1.4%…

Q: Suppose your speedometer has an uncertainty of 4.5 km/h at a speed of 92 km/h. If the speedometer…

A: Speed (u) = 92 kmhr Uncertainty = 4.5 kmhrPercentage uncertainty = 4.5×10092= 4.89%

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: Determine which of the numbers below is a possible order of magnitude estimate of the quantity…

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Q: 1. Find the percent uncertainty of 300±5 cm. How will you write the value of the measurement? 2

A: As per guidelines  only first question is answered here , as all questions are not a subpart of a…

Q: The radius of a circle is measured to be (13.6 ± 0.3) m. Calculate each of the following and give…

A: CONCEPT: Given, The radius of the circle = (13.6±0.3) m So, R=13.6 m and r= 0.3 m We know,  Area of…

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 sides of a small rectangular box are measured to be 1.80 + 0.01 cm, 2.05 ± 0.02 cm, and 3.1 t…

A: Given data: Length l= 1.8 cm Uncertainty in length ∆l Breadth, b = 2.05 cm Uncertainty  in breadth,…

Q: What is the area, and its approximate uncertainty, of a circle of radius 3.1 × 104 cm?

A: Given: Radius of circle=R=3.1×104 In this Question, we would Assume an uncertainty in the radius of…

Estimate of calculation