Official street signs have a normed height of 84mm. What's the farthest distance to read such a sign? Is it the same whether you see the street sign in bright sunlight or at night?

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Q: calculate the slope and uncertainty in the slope.

A: By using simple formula of slope,1st we calculate slope.then find uncertainty of slope.

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Q: Write the formula for acceptance angle.

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Q: Lläi 5 Q/ Determine the hight (y) shown in * :figure below ,Vo=115 ft/sec. 135° 602 321.54 ft 212.62…

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Q: In an experiment, physics student' s measured value two dimensions (A) and (B). If A = 3.56 0.04 and…

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Q: 7. Northern California is home to the largest geothermal power plant in the world. Its heat source…

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Q: d. Diameter of the Sun A I h Standing on the beach at sunset, you extend the tip of your finger at…

A: As given, Finger width, l=0.5 inches=0.5×0.0254 m=0.0127 m Arm length, x=28.0 inches=0.7112 m Object…

Q: I got 47.2 degrees as my answer. (47 rounded). Is that correct?

A: (a)Torque due to first force

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A: Given : The maximum distance between the transmitting and receiving TV towers dmax= 65 km The ratio…

Q: 1. Referring to the figure, a cylindrical column of height equals 5 800 cm has a 115 cm radius. It…

A: As per guidelines , only 3 subparts are solved here. Given, Height of cylinder , h = 5800 cm = 58 m…

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Q: When is the magnitude of the vector product of two vectors the largest? When the two vectors are…

A: Solution:-  Correct options is When  the two vector s are perpendicular

Q: 12 R1 1KO 13 R2 1.5k2 30V + 15V R3 2.2KN

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Q: The scale on a map is 1cm=10km. If two cities are 4.8cm apart on the map what is the actual distance…

A: Given  Scale taken on map  1cm = 10 km  Two cities are 4.8 cm apart on the map .   Therefore ,…

Q: A hot air balloons gondola is suspended below a cloth envelope containing 2.775 x 10^6 liters of hot…

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Q: how to get the this part? We have two unknowns and two equation. Thus, by solving (1) and (2), we…

A: From the answer: 3.2 I1-2.2I2 =30 _______(1) 2.2I1-3.7I2=15 _____(2)

Q: From t = d/v, where the speed of light is in 3.00x108 m/s, 1 ft = 0.3048 m. Convert 1.00 ft to m and…

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Q: 3/2 v² e-Mv²/2R derive the expression for (a) Vavg, (b) (v²) avg, (c) M Starting with (v) = 4T 2πRT…

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Q: wo mangos A & B on a tree are 1.5 m and 3.00 m above ground. They are 1.2 m & 1.5 m from a 0.3 m…

A: Given: The height of the mangoes from the ground are 1.5 m and 3 m. The perpendicular distance of…

Q: 38N 86N 6cm P. Q In the figure length of the right part of the dotted vertical line equals O 3.52 cm…

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Q: For A = x āx + y āy + z āz and B = 2x āx + 3y āy + 4z āz Find the following a) C = Ā×B b) at (1,2,3)…

A: The cross product of two vectors is given by   The dot product of two vectors is given by

Q: When a man stands near the edge of an empty drainage ditch of depth 2.80 m, he can barely see the…

A: depth (h) = 2.80 m h = 1.76 m θ = 29.7o

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Q: A student is examining a bacterium under the microscope. The E. coli bacterial cell has a mass of m…

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Q: An aerial photograph from a U-2 spy plane is taken of a building suspected of housing nuclear…

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Q: The answer is 0.0 cm and 7.5 cm.  Any idea as why that could be?

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Q: Note: Please provide a simple and step-by-step solution.

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Q: For example, for the equation = TV, if G = y and V = x, what represents m? If we solve for G, then G…

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Q: Complete the table below: Vector 2 Vector 3 4 lbf Vector 1 Vector 4 Vector 5 Vector 6 -50 N 15m 2cm…

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Q: A = 2î-3; Components, magaitude and angle of each? blWhat is3 A twhat is 2 A - 30

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