What is least count of an instrument? a) The lowest value that can be measured accurately b) The greatest value that can be measured accurately c) Half of the lowest value that can be measured accurately d) Mean of the lowest and highest values

Q: Will two students using the same piece of glassware have the exact same uncertainty in their…

A: we have to explain that the same piece of glassware has the exact same uncertainty in its…

Q: Find the precision of the 4th measurement, from the values in the table below No Xn 1 48 2 50 3 52 4…

A: The accurate measurement will be the average value  Xnavg = (48+50+52+47+51)/5 = 49.6

Q: What is the maximum number of unknowns that can be found through a simple dimensional equation? a)…

A: To find: What is the maximum number of unknowns that can be found through a simple dimensional…

Q: MEASURED USING CENTIMETER RULER MEASURED USING CENTIMETER RULER   Measured Diameter d (cm) Measured…

A: Solution: Calculate the relative uncertainty in diameter for dime. ∆Uddime=0.051.76×100=2.84%…

Q: For every 20 tables Melanie waits on, she makes 40 dollars in tips, how much would she make in tips…

A: It is given that for every 20 tables, Melanie  makes 40 dollars in tips   It is required to…

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

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Q: How many inches are there in 1 yard? a) 12 b) 36 c) 6 d) 18

A: To find: How many inches are there in 1 yard

Q: Calculate the density of an object with the following measurements. Please, take into consideration…

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Q: Which of the following is a unit of fundamental quantity? (A) meter per second B gram (c) kilometer…

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Q: measurement are classified in categories. State the frameworks of the International Standards,…

A: A standard is physical representation of a unit of measurement. These Standards of Measurement are…

Q: Exercise 3: Determining significant figures: On the line, write the number of significant figures in…

A: Given To calculate the significant figures. a) As all non zero digits are significant 252 m…

Q: Why is it important for scientists to be precise and accurate when measuring?

A: A precise measurement or an accurate observation is very important to scientists because the…

Q: Consider the relative sizes of the items listed in the table. In the column titled "measurement,"…

A: Given : A list of items. Asked to complete the table.

Q: Suppose an observer measures the speed of an object and determines that it is moving at 6.13 m/s.…

A: only one question is allowed for one post still I help you with 9 questions. please post remaining…

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: Question 3 ( quantity is measured by two different methods and the values and standard deviations…

A: The value is the average of two values.

Q: An instrument is used to determine the concentration of a chemical in water. The instrument signal…

A: Given : Relation between instrument signal "Z" and concentration of the chemical "C" Z = kC + P Z =…

Q: The table shows the set of five measurements recorded in a laboratory. The precision of 2nd…

A: The formula for finding the mean of the given measurement is given by, Here, Σx and n represents…

Q: ive any analyzation about this uncertainty measurement in physics

A: Error in measurement done using ruler is greater than that of vernier

Q: 3. How would you calculate the error of a quantity Q that depends on the variables a, b, c and d if…

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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: 4. The volume of a steel rod is measured as follows: The diameter of the rod is measured with a…

A: We have the formula for volume V=π4D2L

Q: Consider the figure below, where you make a measurement of object's length using the ruler provided.…

A: In physical world nothing can be measured with 100% accuracy. There will always be error present in…

Q: How can you reduce percentage uncertainty in measurement you make

A: Following methods can be applied to reduce percentage uncertainity: 1) Take proper measurements and…

Q: Which of the following statements is true? A) Electrodynamics is part of Modern Physics. B)…

A: A) Electrodynamics is part of Modern Physics. Modern physics is a branch of physics that developed…

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: The units used to measure derived quantities are known as Derived units CGS system of units…

A: To discuss about the units used to measure the derived quantities.

Q: Number of basic SI unit is   A) 4 B) 7 C) 6 D) 5

A: Number of basic SI unit is 7. The SI consists of 7 base units which describe the 22 units with…

Q: UNCERTAINTIES IN MEASUREMENT: 1.the dimensions of a metal cylinder were measured three times and…

A: Given, Height of the metal cylinder  h1=5.50cmh2=5.48cmh3=5.48cm Diameter of the metal cylinder…

Q: The uncertainty in the measurement 1500 m is

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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: If you repeat the same measurement several times in the same way, and each measurement gives a…

A: The mean is very easy to determine. It shows the dispersion of many measurements from its central…

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A: Answer is last option.

Q: How does density differ from mass? Mass decreases as density increases. Density is the mass of an…

A: Density of an object is  defined as mass present in  unit volume . Density (d) = M/V  Where ,  M =…

Q: USING LENGTH MEASUREMENTS MADE WITH A CENTIMETER RULER             U.S. MINT MEASURED USING…

A: Uncertainty: uncertainty is the level or state being inaccurate for a particular observation or…