To determine if an object is positively charged, yo need to do: A. See if the object attracts a charged rod B. See if the object repels a charged rod C. Do both A and B D. Do either A or B

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

Q: The radius of a circular disk is given as 28 cm with a maximum error in measurement of 0.2 cm. Use…

A:

Q: A student is attempting to determine the total volume of water in two identical aquarium tanks, both…

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

A: 1. Let l, b, h, m, and V denote the given book’s length, breadth, height, mass, and volume,…

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…

A:

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…

A:

Q: A reference mass of 50.00 Kg is weighted using a digital balance with 1% accuracy. The measurement…

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Q: It says that it's not the appropriate number of sig figs.

A:

Q: t is to be installed in a room whose length is measured to be 12.96 m and whose width is measured to…

A: Given values:- Length of room,(L)=12.96 m -----(1) Width of room,(W)=3.56 m -----(2) Suppose the (A)…

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: What is fractional error or percent error?

A: Fractional error is the ratio of the value of error to the value of the quantity.

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: 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

A:

Q: can you check your answer for the last problem because I am getting 1.07

A:

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

A:

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…

Q: Why did you use 1/2 in the equation?

A: we need to find the torque on stick  torque=force X perpendicular distance

Q: A circular flower bed has a radius of 5.45m. Compute its (a) circumference in feet and (b) area in…

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Q: A 3D scan is taken with a terrestrial laser scanner. The precision of the range measurement is…

A: Given:  Measurement = ±2 mm + 5 ppm Distance scanned = 457.251 m = 0.457251 km

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: The radius of a cylinder is 3.25cm and its height is 8.26cm. Compute for the volume.

A:

Q: 2.) A single reading taken with a meter stick for the length of a cylinder is 5.5 cm. What is the pn…

A: Meter scale measures the length of object in meters. Percentage error is given by = Measured value-…

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