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

Q: About how much (in percent) does an error of 1% in x and y affect x3y2?

A: Percentage error = x3y2

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: 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 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: Calculate the absolute error, relative error, parts per thousand and parts per million error for the…

A: Absolute error is given as:  A.E=xi-x…

Q: What is the approximate percent uncertainty in the measurement given   1.57 m2?

A: The given measured quantity is,

Q: A paraffin wax candle is 6.25 inches tall and 1.50 inches in diameter. To what exponent will you…

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

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

A:

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: 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: 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: 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 percent uncertainty in the measurement 3.99±0.35m?

A: Here, the absolute uncertainty in the length is given. First, find the ratio of uncertainty with…

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

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, approximately, is the percent uncertainty for a measurement given as 1.57 m2?

A:

Q: DETERMINE THE mm READING OF THE FOLLOWING MICROMETER FIGURES SHOWN BELOW: 30 25 20 1. READING: 20 15…

A: Solution: 1. In the micrometer screw gauge, the first part of the measurement is taken from the main…

Q: Zero error is +0.005 cm, What is the correct diameter?

A: Given data,  Least count =0.01 mmIt is used to measure the diameter of a wire.Reading of the sleeve…

Q: Calculate the following with the correct number of sig figs. 1.5.00 + 2.1

A: Significant figures are the number of digits that contribute to the accuracy of a measurement. While…

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: 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: Read the following instruments with proper significant digits and units and indicate the c number of…

A: Here given scale is cm scale. (2) 7.7 cm (2 significant figures)

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: 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: 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: If actual value of f(x1)=0,56 and the approximate value of f(x1)=0,6, calculate the relative error?

A:

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

A:

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

A:

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…

A:

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 are the two significant figures of 240.084?

A: The significant figures are the digits that carry meaningful contributions to the measurement.

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 lengths of the sides of a rectangular box are measured using a ruler marked with a millimeter…

A:

Q: You take your pulse and observe 74 heartbeats in a minute. Whatare the period and frequency of your…

A: Given: The number of beats per minute is 74.

Q: What is the square root of 1023?

A: The given number is x=1023 The square root of this number is written as x=1023 Or in another form,…

Q: What is the area, and its approximate uncertainty, of a circle of radius  3.1 x104 cm?

A:

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: 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: 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,…

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.