A skater is initially spinning at a rate of 25.0 rad/s with a rotational inertia of 3.00 kg-m2 when her arms are extended. What is her angular velocity after she pulls her arms in and reduces her rotationalinertia to 1.60 kg-m??

Q: Use graphical method to answer the given problems. A student going to school walked 1.00 km north…

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Q: Express each force in Cartesian vector form and then determine the resultant force. F₂ = 175 lb 60°…

A: Very simple problem of vectors. We just need the angle between axes and force vector to determine…

Q: Find the area of a rectangular room measuring 8.5 m by 13.8 m . Express your answer with the correct…

A: The expression for the area of rectangular room is,

Q: (a) Sketch the curve by using the parametric equations to plot points. Indicate with an arrow the…

A: Given: x =2t-1 y=t2 -1 To Find: Cartesian equation and curve

Q: v = (470m/s, 37° above positive a- axis) Express your answers using two significant figures. Enter…

A: Given data: Velocity (v) = 470 m/s Angle (θ) = 37°, above the positive x-axis

Q: A plane takes off from an airport and flies to town A, located d, = 320 km from the airport in the…

A: Given: The distance of town A is d1=320 km. The direction of town A is θ1=20.0∘. The distance of…

Q: What are the Various types of errors? a number of some Explain the concept of rounding Significant…

A: Error = True value - Estimated valueTypes of errors:1. Gross errorsThis type of error are takes…

Q: The magnitude of vector A is 39.0 units and points in the direction 350° counterclockwise from the…

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Q: The acceleration due to gravity, g, is constant at sea level on the Earth's surface. However, the…

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Q: Fach unit on a trail map equals 1 foot. A hiker is at map coordinates (450,700), and the park ranger…

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Q: For a vector, F⇀= 119.37 kN at an angle of 66.39 degrees made with the horizontal in Q1. Find the…

A: According to question--- Given data-- Force vector = 119.37 kN. Angle = 66.39 degree. We have to…

Q: A plane leaves Seattle, flies 82.0 mi at 18.0° north of east, and then changes direction to 51.0°…

A: +x is East direction, +y is North direction and -y is south direction

Q: For items 11-20, Solve this using Component Method. You may solve first on a separate sheet of paper…

A: vector A = 17.25 cm , 34.5 south of east vector B = 11.64 cm, 28 degrees North of west

Q: Find the resultant vector using the analytical method. Vector A= 20 km, 30° N of E Vector B- 15 km,…

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Q: A unit vector has a direction 230º. Write it as ê = a i + b j. Type in your answer in the box.…

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Q: Find the resultant vector using: Vector A= 20 km, 30° N of E Vector B= 15 km. 20° W of S Vector C=…

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Q: Supply all missing information with the correct numerical values. Do not include the units. Round…

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Q: could you please check my graph and also help me find the slope and the percent error. Thank you

A: Please see the answer below

Q: A cyclist rides 1.74 km west and then turns around and rides 9.5 km east. What distance does she…

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Q: Supply all missing information with the correct numerical values. Do not include the units. Round…

A: Since the force exerted by Juanito is 20° north of west, this is equal to 180° -20° = 160° with…

Q: Vector A has components A, = -14.6 and A, = -1.28. What is the magnitude A of this vector? A =…

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Q: An airplane flies 200 km due west from city A to city B and then 340 km in the direction of 31.0°…

A: Given: An airplane flies 200 km due west from A to B. Again it flies 340 km in the direction of 31°…

Q: If velocity v=at + Bx-yxt, then find dimension of a, ß and y.

A: The dimension of a physical quantity is defined as the power to which the fundamental quantities are…

Q: Find the dimensions of the quantity in the equation, h An 2n/ 2m(Uo - En) : O L O L·T O L·M/T2 O M O…

A: ∧n = h2π2m(Uo-En)where h is the planck's constant Uo and En are the energies m is the mass

Q: Calculate the magnitude of the tension T and the angle for which the eye bolt will be under a…

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Q: 71. A commuter airplane starts from an airport and takes the route shown in Figure P1.71. The plane…

A: Answer= Route A  is 175 km in a direction of 30 degrees north ofeast.A = 175 kmAx = 175cos30  =…

Q: White the following as full (decimal) numbers with standard units: Y ✓ Correct Part C LINUIERLOONE…

A: The mass is given by 890 mg.

Q: Convert minutes to units in 10-minute increments.

A: To convert minutes into units ,      1 hours = 60 minutes . this implies ,                 1 min…

Q: A man walks 27.3597 m directed 255.3693 degrees from the positive x-axis, then he walks 38.8163 m…

A: first leg of displacement = 27.3597 m @255.3693o from +x axis second leg of displacement = 38.8163 m…

Q: Add the vectors A and B in the figure using the method of components. The magnitudes of both vectors…

A: Given a vector A magnitude 2.55 m making an angel 34.5⁰ with x axis.  So vector A will be,  A = 2.55…

Q: 3. Vector A points along the +y axis and has a magnitude of 100.0 units. Vector B points at an angle…

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Q: Solve the formula for the specified variable. Gm,m2. d2 F = m1 (physics) m1 = Solve the formula for…

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Q: A plane takes off from an airport and flies to town A, located d₁ = 360 km from the airport in the…

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Q: x = vt + at? where v= (5.12 +0.03)ms, t= (2.01 0.01)s and a = (3.5 ±0.2)ms2

A: Given data: v=5.12±0.03 ms-1t=2.01±0.01 sa=3.5±0.2 ms-2