a stationary ambulence has its siren on at 675 Hz. What is the observed frequency when a stationary indivisual is standing 25 meters away? Assume the speed of sound to be 343 m/s.

Q: Question 1. For a cone with a base radius of 0.45 m and a height of 2.18 m, if the error in the…

A: Here given the radius of a cone is 0.45 m and the height is 2.18 m. The error in the radius is E1,in…

Q: -12 The dimensions of (µo&0)¯*

A: Permeability of free space, μ0=4π×10-7 Permittivity of free space, ε0=14π(9×109) Hence,…

Q: 7. The figure for this question contains the cross section dimensions for stations 25 and 26 of a…

A: On considering the three level section, The area of cross section can be denoted as, Area of cross…

Q: how it arrives with the answer of 1797.510  N or  1.80x10^3 N WITH the values of Q1=10…

A: The force between the two charges is given by  F =k Q Q'r2

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Q: The size of a large book is measured. Length is measured as 9.4 cm, the height (thickness) is…

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Q: if a box has a length of 10.0, CM, a width of 20.CM, and a height of 5.00, then what is its volume…

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

A: The given measured quantity is,

Q: If the measured length of the side of a square area is S = 21.1 ± 0.15 cm, determine the relative…

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Q: hat is the actual reading of the device in centimeters?

A: Given:- The image of the vernier caliper Find:- Find the reading shown by the vernier caliper

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: (a) A person's blood pressure is measured to be 104 ± 2 mm Hg. What is its percent uncertainty?…

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Q: Using a vernier caliper of least count 0.01 cm, the length of a cylinder is measured to be 3.96 cm,…

A: The volume of a cylinder isV =πd2h4  (1) where d is the diameter of the cylinder, h is the length of…

Q: Convert 122 inches^3 to m^3

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Q: Calculate the density of solid from the following data: (a) Mass of solid (M) = 72g (b) Initial…

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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: A car engine moves a piston with a circular cross section of 7.800 ± 0.009 cm diameter a distance of…

A: ³V=154.262862cm³Average volumeπ²V=πr²h  r=7.8cm h=3.23cmπ²V=π(3.9)²(3.23)³V=154.262862cm³

Q: Members of the Coronaviridae family are described to be spherical, with diameters at a maximum of…

A: Given value--- diameter = 220 nm. We have to find--- (a) Express the maximum diameter in…

Q: Draw the planes for the following Miller indices: (a) (1 T O) a = B = y = 900 (b) (T 1 1 ) (c) (1 2…

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Q: A (An) ______________ measurement is one in which systematic errors are small.

A: Systematic errors are the errors introduced due to the inaccuracy of the measurement. This error is…

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Q: Suppose the mass of ice, 13 g, is measured with a scale that measures to 0.1 g. Calculate the…

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Q: If n=5, how many values are possible for Ml?

A: For an electron that has n=5, then the possible values of angular momentum quantum number is 0,1,2,3…

Q: Show, using dimensional analysis, how many weeks there are in 259 days.

A: Total days = 259 daysWeeks = ?

Q: ive engineers measure the thickness of a slab using a meter stick and a vernier caliper. One…

A: SOlution: to wirte the reading of the measurement

Q: 1. A 23kg box rests on a horizontal surface. What is the minimum horizontal force that is required…

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Q: Modern instruments usually have digital readouts; the reading in the rightmost digit will sometimes…

A: This type of error is called quantization error or digital noise. Quantization error occurs when an…

Q: A cell membrane is 4.81 nm thick. How thick is it in inches?

A: The given dimension is    Now, from unit conversions, we know that

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…