An airplane moving at 0.5 the speed of sound turns on a loud siren, with frequency 2000 Hz. The airplane is approaching a person at rest in a stationary hot air balloon. What frequency of sound will the person measure? 2.2000 Hz 61000 Hz 91500 Hz. 500 Hz. 04000 Hz.

Q: The following conversion equivalents are given: 1m = 100 cm 1 in = 2.54 cm 1 ft = 12 in A bin has a…

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Q: using the attached picture, find the following .  (a) Write a junction equation based on the…

A: Junction is a point where where the current in a circuit is divided. In this diagram we can see two…

Q: A jet airplane reaches 863. km/h on a certain flight. What distance does it cover in 4.0 min? Set…

A: Given data The velocity of the jet airplane is given as v = 863 km/h. The time interval is given as…

Q: Starting with the definition find the number of kilometers in 1.00 mile? O 1.61 km O 1.62 km O 1.52…

A: Kilometer (km) is a unit of length, and used for the measurement of distances. 1 kilometer equal to…

Q: A man walks 19.1982 m directed 149.1237 degrees from the positive x-axis, then he walks 45.3282 m…

A: first leg of displacement = 19.1982 m @ 149.1237 degree from +x axis second leg of displacement =…

Q: Bill runs at a steady pace of 5.00 m/s. How long will it take Bill to run 1.00 mile? (N.B. 1 mile…

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Q: Keiko drove to the mountains last weekend. There was heavy traffic on the way there, and the trip…

A: Given Data, The required time to the mountain by keiko in last weekend = 7 hours The required time…

Q: A passenger jet flies from one airport to another 1,233 miles away in 2.4 h. Find its average speed…

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Q: A stone is dropped into a well. The sound of the splash is heard 2.11 s later. What is the depth of…

A: Consider the time taken by the stone to hit the water be t1, the time taken by the sound to travel…

Q: Vector A is 30 N and Vector B is 40 N, What angle does Vector A make with Vector B when the…

A: The angle does the vector A make with vector B is, R2=A2+B2+2ABcosθR2-A2-B2=2ABcosθcosθ=R2-A2-B22AB

Q: #A-891-843. B-821-70 j-42k and C-68 i92j Y Determine A-(B+C) Express your answer using two…

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Q: In astronomy, a unit of distance is used called the Astronomical Unit. It is the average distance…

A: The given values with suitable variables are listed below. Here, c denotes the light speed and d…

Q: Convert the folowing to Si units: 120 km/h ? Value Units

A: Given Speed is v= 120 km/h 1 km= 1000 m 1 h =3600 s

Q: For a short time, the speed v of a car, in m / s, is given by v at“ + bt°, where t is the time in…

A: e is the right option

Q: The mass of an ear ring is 950 mg. Express this mass in SI unit

A: So the mass of ear ring is m = 950 mg

Q: What is the height and length of a cube?

A: Given The readings of vernier calipers The total scale reading (TSR)give the required value And its…

Q: A Canadian speed limit of 50 km/h is closest to which U.S. limit expressed in miles per hour? (a) 60…

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Q: 3. Do the following values evaluate true or false? a. 0 b. 1 С. -1 d. X = 0 e. X == 0 // assume that…

A: Given: Values, as a) 0b) 1c) -1d) 0e) 0 To find: Which values can evaluate true or false.

Q: A Canadian speed limit of 50 km/h is closest to which U.S. limit expressed in miles per hour? (a) 60…

A: Given: The Canadian speed limit is 50 km/h.

Q: A guy travels 33.4325 m in the direction of 122.3175 degrees from the positive x-axis, then 21.7794…

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Q: What are the values of Ax and Ay in meters? 2.What are the values of Bx and By in meters? 3.What…

A: Given, A→= 8 m along negative y-axis. B→=15 m making an angle 30° with positive y-axis. C→=12 m…

Q: Does that mean my answer is correct? 0.083m/s

A: A graph of displacement time is given. We need to find the average velocity of entire graph.

Q: An engineer drops a penny into a wishing well and measures the time for the sound or a splash to…

A: a. Without considering the speed of sound, how far is the water surface if the sound returns after 2…

Q: Hello. I do not understand how I am supposed find this answer using these equations for this…

A: The vectors A, B, and C are given below. The difference of two vectors can be computed by…

Q: Volume = area × thickness. Find the volume V as a function of thickness T if the area is 7.0 cm².

A: Given that; Volume= area×thickness Area=7.0 cm2 = 7×10-4m2 We have to find volume V as a function…

Q: given that A+2B = x1j +y1j and 2A-B = x2i + y2j what is A?

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Q: The correct conversion of speed limit of 65 mi/h in terms of SI unit is 1.609 km) (Given 1 mile= Oa…

A: Given, Speed, v=65 mi/h

Q: C. 305.2 1--1 Convert 66.0 km²/h³ to m²/s³. 9. A. B. 0.001192 m²/s³ 0.001341 m²/s³ 0.001415 m²/s³ C.…

A: Ans is 141.438 m^2/s^3.

Q: Suppose you drop a rock into a dark well and, using precision equipment, you measure the time for…

A: Given:                Time taken by sound to return is t=2.15 s                Speed of sound…

Q: Which of the following equations has units of length? Take [x] = L (length), [m] = kg (mass), [t] =…

A: Since N = kg.m/s^2, So Unit of Ft^2 = N.s^2 = (kg.m/s^2)*s^2 = kg.m Unit of mx = kg.m Unit of Fx^2 =…

Q: y 4 m y = 4 16 -8 m Consider the area in . 9:49 am ✔

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Q: Convert and put the following in standard form 30 km to m 35 cm to m 220 Mg to g 0.03 mm to m 29 ns…

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Q: A car travels 40 kilometers at an average speed of 80 km/hr and then travels another40 kilometers at…

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Q: A man walks 10.1221 m directed 124.9264 degrees from the positive x-axis, then he walks 37.6981 m…

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Q: Perform these operations in scientific notation with the appropriate number of significant figure…

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Q: In the following calculations, be sure to express the answer in standard scientific notation with…

A: 6.477 x 1044.7036 x 102

Q: An astronomical unit (AU) is the average distance between the Earth and the Sun, approximately 1.50…

A: Given data:  1 AU = 1.50 × 108 km Speed of light (c) = 3.00 × 108 m/s Required: The speed of light…

Q: A jet airplane reaches 679./kmh on a certain flight. What distance does it cover in 6.0min? Set the…

A: Speed, v = 679 km/hTime, t = 6 min = 6/60 h = 0.1 hDistance, d = ?

Q: A Coast Guard cutter detects an unidentified ship at a distance of 22.0 km in the direction 15.0°…

A: A coast cutter detects an unidentified ship at a distance of 22.0 km in the direction  east…

Q: There are 2.54 cm per inch.  3.1 cm is the same distance as

A: Given, 2.54cm = 1 inch 1cm =1/2.54inch = 0.393inch

Q: What is the length of the missing side of the triangle (the unit must be written with the number)

A: