A 61 kg skydiver can be modeled as a rectangular "box" with dimensions 18 cm × 35 cm × 180 cm. If he falls feet first, his drag coefficient is 0.80.**Part A**What is his terminal speed if he falls feet first? Use ρ = 1.2 kg/m³ for the density of air at room temperature.Express your answer with the appropriate units.[Value] [Units]**Submit** [Request Answer]

We know that Drag force is D = 1/2*density*v2*C*A Where C is the Drag coeffecientW = m*gAt terminal…

Answered: 15 A81 kg skydiver can be modeled as a…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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When rebuilding his car's engine, a physics major must continuously exert 1.16 ✕ 102 N of force to insert a dry steel piston as it slides into a steel cylinder. What is the normal force (in N) between the piston and cylinder? A.) (Enter the magnitude.) B.)What force (in N) would he have to continuously exert if the steel parts were oiled? (Enter the magnitude.)
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A machine has an 700 g steel shuttle that is pulled along a square steel rail by an elastic cord. The shuttle is released when the elastic cord has 15.0 N tension at a 45° angle. (Figure 1) Figure 45° 1 of 1 Elastic cord Fixed steel rail Part A What is the initial acceleration of the shuttle? Express your answer with the appropriate units. Value Submit μÀ Provide Feedback Units Request Answer ?
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Question 2 Figure 2 shows a 2-story steel frame with h = 4 m and b = 6 m, determine the equivalent horizontal forces (EHF) for both floors under the following actions: Dead load = 20 kN/m Imposed load = 12 kN/m Students can make their own rational assumptions for any information which they think is required but not provided. Clear state the assumptions and the corresponding justifications. W W b Figure 2 h
A 50,000 kg locomotive is traveling at 14 m/s when its engine and brakes both fail. Part A How far will the locomotive roll before it comes to a stop? Assume the track is level. Consult your textbook for any data values you may need. Express your answer with the appropriate units. μA 2548.42 m (2 ? Submit Previous Answers Request Answer
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The 1.5 kg physics book in figure is connected by a string to a 550 g coffee cup. The book is given a push up the slope and released with a speed of 3.5 m/s. The coefficients of friction are μ = 0.50 and μk = 0.20. (Figure 1) Figure 20⁰ 1 of 1
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