If a radar unit measures that speed of an object 3 times and the results of 300km/hr, 297 km/hr, 302 km/hr, then what is the percent difference of the device? Answer: 100 x

Q: The radius of a circle is measured to be 0.545 ± .005 m. Calculate the area of the circle with its…

A: Write the expression for the area of the circle and substitute the required values.

Q: (a)A car speedometer has a 5% uncertainty. What is the range of possible speeds (in km/h) when it…

A:

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: person's blood pressure is measured to be 129±8 mm Hg.129±8 mm Hg. What is the percent uncertainty?…

A: Pressure P = 129±8 mmWe need to determine percentage uncertainity.

Q: Calculate the value of the error with one decimal place for: z = x・y where X = 25 +/- 8% Y and = 35…

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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: One mole of atoms consists of 6.02 × 1023 individual atoms. If one mole of unicorn atoms were spread…

A: Determine the surface area.

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: A certain corner of a room is selected as the origin of a rectangular coordinate system. If a fly is…

A:

Q: By what factor would a numerical quantity change if measured in millimeters rather than kilometers?

A: According to question we need to find--- By what factor would a numerical quantity change if…

Q: (a) If your speedometer has an uncertainty of 2.0 km/h at a speed of 90 km/h, what is the percent…

A: The percentage uncertainty can be obtained as

Q: e) Find a conversion factor to convert from miles per hour to kilometers per hour. ni/h x = km/h b)…

A:

Q: A car speedometer has a 8% uncertainty. What is the range of possible speeds (in km/h) when it reads…

A:

Q: The speed limit on some interstate highways is roughly 90 km/h. (a) What is this in meters per…

A:

Q: A car speedometer has a 8% uncertainty. What is the range of possible speeds (in km/h) when it reads…

A: Given , Reading of speedometer (v)= 63km/h  Uncertainty in car reading is 8%

Q: (a) A car speedometer has a 7% uncertainty. What is the range of possible speeds when it reads 80…

A: Given data:  ΔV = 7% of V V = 80 km/h

Q: A car speedometer has a 8% uncertainty. What is the range of possible speeds (in km/h) when it reads…

A: Given:- ∆vv×100= 8% v= 50 km/h

Q: A car traveling 98 km/hkm/h is 250 mm behind a truck traveling 83 km/hkm/h . How long will it take…

A: The given data are: uc=98 km/hd=250 mm=0.250 mut=83 km/h Here, uc is the velocity of the car, d is…