A car speedometer has a 7% uncertainty. What is the range of possible speeds when it reads 60 km/h? km/h (lowest) km/h (highest) (b) Convert this to miles per hour. mi/h (lowest) mi/h (highest)

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

A: Percentage error = x3y2

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 value of n+r/(2.000) 2, written with the correct number of significant figures? O…

A: To determine: The value of π+π2.0002

Q: Express the following with appropriate units and significant figures. 1.0 m + 9 mm. Answer must be…

A: Required : Express the following with appropriate units and significant figures. 1.0 m + 9 mm.…

Q: In addition to 1 m = 39.37 in., the following exact conversion equivalents are given: 1 mile = 5280…

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

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Q: In one of the labs, a student found the length and width of a rectangular wooden board. The recorded…

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Q: Perform the following unit conversions: a) 65 miles per hour to meters per second (hint: 1 mile =…

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Q: If a person's height is 6 ft, what would it be the equivalent in cm? (round it off to the nearest…

A:

Q: In SI units, speeds are measured in meters per second (m/s). But, depending on where you live,…

A: 1m =10-3 km1 s = 13600h1 m =6.21×10-4 mi

Q: The Speed limit on a highway in Lower Slovakia was given as 120,000 furlongs per fortnight. How many…

A: Given problem is related to speed measurement.

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: How many times does a human heart beat during a person’s lifetime? How many gallons of blood does it…

A: Number of beats per minute, n = 84 blood pump in each beat = 50 cm3

Q: Compute the following numbers to three significant figures.a. 33.3 x 25.4                 b. 33.3 -…

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Q: How can magnitude be calculated in a physics problem?

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: The speed on I-75 is 65 miles per hour.  If onbe mile is equal to 1.6 km, what is the speed limit…

A: Given data:  Speed (v) = 65 mi/h 1 mi = 1.6 km Required: Speed in m/s

Q: Can you approximate the height of one of the buildings on your campus, or in your neighborhood? Let…

A: Height of a building

Q: A bird can fly 25 km/h. How long does it take to fly 3.5 km?

A: The given data are listed below with appropriate variables. Here, v denotes the bird’s velocity and…

Q: 2. Express the following numbers in scientific notation: (Answers should include three significant…

A:

Q: The height h, in feet, of a golf ball t seconds after it has been hit is given by the equation  h =…

A: height h, in feet , h = −16t2 + 76t. How many seconds after the ball is hit will the height of the…

Q: Give an order-of-magnitude estimate for the length in metersof the following: (a) a person; (b) a…

A: The average height of a typical person is around 1.80 m.   Thus, the order of magnitude in meters to…

Q: Which of the following values has the fewest number of significant figures? 0.100 O 1.00 O 10.0 O…

A: The properties of significant figure are:- -All the non-zero digits are significant. - All the zeros…

Q: Vesna Vulovic survived the longest fall on record without a parachute when her plane exploded and…

A: Distance , d = 5 mines and 130 yards  To find = distance in meters

Q: A teenager walks 191 meters north to their friends house and gets therelin 5 min. They forgot their…

A: suppose total distance when he returns to home is X. We have given, He travels 191m in 5 min. let us…

Q: The following is known about three numbers: Three times the first number plus the second number plus…

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Q: 3. Write down the following numbers in scientific notation accurate to three significant figures:…

A: Scientific notation is a process by which numbers are represented in terms of decimal less than 10…

Q: Convert the following. 1.  25 km/hr to miles/min 2.  25mi/hr to  ft/sec 3.  15 km hr to  ft/sec

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Q: How many significant figures does each of the following numbers have?a. 0.621                   b.…

A: Significant figures

Q: Solve the following problem and express the answer in scientific notation with the appropriate…

A: Significant figures: Significant figures sometimes called significant digits. The term significant…

Q: A rectangular airstrip measures 32.30 m by 210 m, with the width measured more accurately than the…

A: Given, A rectangular strip measures 32.30 m  by 210 m . The width is measured more accurately than…

Q: Each of the following equations was given by a studentduring an examination: (a) 1/2 mv2= 1/2 mvo2 +…

A: Given:(a) 1/2 mv2= 1/2 mvo2 + √mgh(b) v= v0 +at2(c) ma =v2

Q: speed of an object averaged over a given period of time is know as?

A: Speed is nothing but the magnitude of velocity and it is a scalar quantity.

Q: What is the answer from this calculation: 3.0 ft x 5.0 ft x 0.5 ft =? Consider both the number and…

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Q: Somewhere, time is measured in cronosees (c) and distance is measured in tsols (t). The conversion…

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Q: A jet airplane reaches 875. km/h on a certain flight. How long does it take to cover 246. m? Set the…

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Q: The height h in feet of an object that is dropped from a height of a feet is given by the formula h=…

A: Height of one story = 12 feet so Total height of the bottle from ground = 12*5 story = 60 feet and…

Q: If the number of significant figures is 6, what is the value of the pre-specified Error(?s) Select…

A:

Q: Convert: 30 miles/hr to km/s

A: Given data: 30 miles/hr Required: 30 miles/hr in Km/s

Q: Express the following sum with the correct number of significant figures: 1.80 mm + 162.5 cm +…

A: In addition and subtraction, the last significant decimal place in the calculated result should be…

Q: 13. Which of the answers for the following conversions contains the correct answer and the number of…

A: Correct answer is given below.

Q: A wheelchair ramp is to be constructed from level ground up to a doorway 0.54 meters above the…

A:

Q: A person walks 4 m to the park, then he walks 8200 km in the park then he returns back to home after…

A: Write the given values with suitable variables. d1=4 md2=8200 km=8200×103 md3=720 cm=7.2 m Here, d1…

Q: QUESTION 5 If a=b/c, a#0 which math expressions are correct for these a, b, and c? c=ab b=cla b=a/c…

A: Here given that , a= b/c  So , b = ac  And c= b/a

Q: A bird can fly 25km/h How long does it take to fly 3.5 km?

A: Speed of the bird,(S)=25 km/hr ----(1) [Given] Distance travel by the bird,(D)=3.5 km ----(2)…

Q: Using a calculator, calculate the following sequences. Your answers should be numbers only. Not…

A: Introduction: We need to use concept of inverse trigonometry & trigonometry along with magnitude…

Q: Each of the following equations was given by a student during an examination. Do a dimensional…

A:

Q: In SI units, speeds are measured in meters per second (m/s). But, depending on where you live,…

A: The kilometer, hour, and a mile is 1 km=1000 m1 h = 3600 s1 mi = 1609.34 m

Estimate of calculation