A student measures the height from which a ball falls to be two-hundred centimeters with an absolute uncertainty of 2 cm. What is the relative uncertainty in the measurement as a percentage?

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

A: A= πr2

Q: A student wanted to find the value of factor A experimentally in the equation F=9.2Av?. If the…

A: Given: The expression for the equation is given as. F=9.2Av2…

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:

Q: The adjocent figure ahowa the scales of a micrometer. If the vertical scale has 50 divisiona ond the…

A:

Q: You measure a certain flow rate to be Q=12.9±1.6cm3/min. What would be the uncertainty in the…

A: The given value of flow rate is, For a logarithmic value (base 10), the absolute uncertainty can be…

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: 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: State how many significant figures are proper in the results of the following calculations: (a)…

A: Given,

Q: A member in your group writes a length measurement as 2.26 ± 0.2 . The first term, 2.26, is called…

A:

Q: What is the maximum discrepancy between two measurements averaging 2,500 feet if the discrepancy…

A: Given: Average of two measurements = 2500 ft Discrepancy ratio > 1/5000

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: our car speedometer has an uncertainty of 4.8 km/h at a speed of 95 km/h. What is the percent…

A: speed of car= 95 km/hr Uncertainity = 4.8 km/hr

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

A:

Q: A series of four measurements of the ratio of the circumference to diameter of a disk are made. The…

A: The result of these measurement are as below. 3.140, 3.133, 3.132, 3.133   The experimental value is…

Q: Rank these SI distance units from smallest to largest: μm, am, fm, nm, mm, cm, m, km, Gm, Tm, Mm,…

A: Rank these SI distance units from smallest to largest: μm, am, fm, nm, mm, cm, m, km, Gm, Tm, Mm,…

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

A:

Q: The error in two readings of A are 0.01 and -0.03, then mean absolute error is ?

A: The error in two readings of A are 0.01 and -0.03 First, the absolute value of the errors is taken…

Q: Performing addition for these values: 3.14, 5.71201, 4.0, 55 and 100.1 will give a result ontaining…

A: Given data: The values are 3.14, 5.71201, 4.0, 55 and 100.1 Required: Number of significant figures…

Q: Imagine an experiment where you measure the width, length and height of a box, in centimeters.…

A: width of box (w) = 13 cm Length of box (L) = 29 cm Height of box (H) = 9 cm σw = 0.2 cm σL = 0.1…

Q: If x = 3.54 ± 0.02 y 8.03 ± 0.04 z = 5.02 ± 0.02, what is the absolute uncertainty in f = (x + y -…

A: A quantity can be written as x = x ± Δx  x = measured value Δx = uncertainty in meassurement

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: If you are to measure the length, width and thickness of a book, what measuring device will you use?…

A: According to question: For measuring the length, width and thickness of a book, I prefer Measuring…

Q: A rectangle has a length of (2.3 ± 0.1) m and a width of (1.4 ± 0.2) m. Calculate the area and the…

A:

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

A:

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

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: Given a set of length measurements: 62.1, 62.5, 61.7, 62.6, 62.7, 61.9 cm. Find the standard error…

A: The formula for ​Standard Deviation: Standard Deviation, σ=∑i=1n(xi-x)2(n-1)​​where: xi = Value of…

Q: A rectangle has a length of (5.1 ± 0.2) m and a width of (2.3 ± 0.1) m. Calculate: (a) the area and…

A:

Q: A rectangle has a length of (2.0 ± 0.2) m and a width of (1.5 ± 0.1) m. Calculate (a) the area and…

A: Write the value of area of the rectangle and its uncertainty.

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: If x= 3.54 ± 0.03 y = 8.03 0.04 z = 5.02 ± 0.02, what is the absolute uncertainty in f = (x + y-z)?…

A: Given X = 3.54 ± 0.03 Y = 8.03 ± 0.04 Z = 5.02 ± 0.02 We have to find absolute uncertainty in f =…

Q: A digital micrometer measures the diameter of two cylinders. Cylinder 1 diameter = 15.22 ± 0.02 mm…

A: Uncertainty in difference or addition is given by direct addition of uncertainty in given…

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: An optical track for a new physics experiment was measured using a high tech laser. It was found to…

A: L=2.71828m ∆L=0.05432 Relative uncertainty =∆LL                                      =0.01998 equal…

Q: A parameter x is measured with a relative uncertainty of 4 percent. If x=19.0, what is the absolute…

A: Given data:

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: A distance that a car traveled was measured to be 482 m with an uncertainty of 11 m. The proper way…

A:

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: 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