CONCEPTUAL PHYSICS LL FD
12th Edition
ISBN: 9780135745816
Author: Hewitt
Publisher: PEARSON
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Chapter 8, Problem 6RCQ
To determine
The factor on which rotational inertia depends.
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Chapter 8 Solutions
CONCEPTUAL PHYSICS LL FD
Ch. 8 - What are the units of measurement for tangential...Ch. 8 - On a rotating turntable, does tangential speed or...Ch. 8 - A tapered cup rolled on a flat surface makes a...Ch. 8 - How does the tapered rim of a wheel on a railroad...Ch. 8 - 5. What is rotational inertia, and how is it...Ch. 8 - 6. Inertia depends on mass; rotational inertia...Ch. 8 - 7. As distance increases between most of the mass...Ch. 8 - 8. Consider three axes of rotation for a pencil:...Ch. 8 - 9. Which is easier to get swinging: a baseball bat...Ch. 8 - Why does bending your legs when running enable you...
Ch. 8 - 11. Which will have the greater acceleration...Ch. 8 - 12. What does a torque tend to do to an object?
Ch. 8 - 13. What is meant by the “lever arm” of a...Ch. 8 - 14. How do clockwise and counterclockwise torques...Ch. 8 - 15. If you toss a stick into the air, it appears...Ch. 8 - Prob. 16RCQCh. 8 - 17. If you hang at rest by your hands from a...Ch. 8 - Where is the center of mass of a hollow soccer...Ch. 8 - 19. What is the relationship between the center of...Ch. 8 - 20. Why doesn’t the Leaning Tower of Pisa topple...Ch. 8 - 21. In terms of center of gravity, support base,...Ch. 8 - 22.When you whirl a can at the end of a string in...Ch. 8 - 23. Is it an inward force or an outward force that...Ch. 8 - 24. If the string that holds a whirling can in its...Ch. 8 - 25. If you are not wearing a seat belt in a car...Ch. 8 - 26. Why is centrifugal force in a rotating frame...Ch. 8 - 27. How can gravity be simulated in an orbiting...Ch. 8 - 28. Distinguish between linear momentum and...Ch. 8 - 29. What is the law of inertia for rotating...Ch. 8 - If a skater who is spinning pulls her arms in so...Ch. 8 - Contact Grandpa and tell him how you’re learning...Ch. 8 - Prob. 32RCQCh. 8 - Prob. 33RCQCh. 8 - Prob. 34RCQCh. 8 - Prob. 35RCQCh. 8 - Prob. 36RCQCh. 8 - Prob. 37RCQCh. 8 - Torque = lever arm ×...Ch. 8 - 39. Calculate the torque produced by the same 50-N...Ch. 8 - Prob. 40RCQCh. 8 - 41. Calculate the force of friction that keeps an...Ch. 8 - Angular momentum =...Ch. 8 - 43. If a persons speed doubles and all else...Ch. 8 - 44. The diameter of the base of a tapered...Ch. 8 - To tighten a bolt, you push with a force of 80 N...Ch. 8 - 46. The rock and meterstick balance at the 25-cm...Ch. 8 - In one of the photos at the beginning of this...Ch. 8 - 48. An ice puck of mass m revolves on an icy...Ch. 8 - 49. If a trapeze artist rotates once each second...Ch. 8 - A small space telescope at the end of a tether...Ch. 8 - 51. The three cups are rolled on a level surface....Ch. 8 - 52. Three types of rollers are placed on slightly...Ch. 8 - 53. Beginning from a rest position, a solid disk...Ch. 8 - 54. You hold a meterstick at one end with the same...Ch. 8 - 55. Three physics majors in good physical shape...Ch. 8 - Prob. 56RCQCh. 8 - Prob. 57RCQCh. 8 - Prob. 58RCQCh. 8 - 59. The wheels of railroad trains are tapered, a...Ch. 8 - Prob. 60RCQCh. 8 - 61. The front wheels of a racing vehicle are...Ch. 8 - 62. Which will have the greater acceleration...Ch. 8 - Prob. 63RCQCh. 8 - 64. Is the net torque changed when a partner on a...Ch. 8 - Prob. 65RCQCh. 8 - 66. When you pedal a bicycle, maximum torque is...Ch. 8 - Prob. 67RCQCh. 8 - Prob. 68RCQCh. 8 - Prob. 69RCQCh. 8 - Prob. 70RCQCh. 8 - 71. Explain why a long pole is more beneficial to...Ch. 8 - Prob. 72RCQCh. 8 - Prob. 73RCQCh. 8 - Prob. 74RCQCh. 8 - Prob. 75RCQCh. 8 - Prob. 76RCQCh. 8 - Prob. 77RCQCh. 8 - Prob. 78RCQCh. 8 - 79. The centers of gravity of the three trucks...Ch. 8 - Prob. 80RCQCh. 8 - Prob. 81RCQCh. 8 - Prob. 82RCQCh. 8 - 83. When you are in the front passenger seat of a...Ch. 8 - Prob. 84RCQCh. 8 - Prob. 85RCQCh. 8 - Prob. 86RCQCh. 8 - 87. The occupant inside a rotating space habitat...Ch. 8 - Prob. 88RCQCh. 8 - A motorcyclist is able to ride on the vertical...Ch. 8 - 90. The sketch shows a conical pendulum. The bob...Ch. 8 - Prob. 91RCQCh. 8 - Prob. 92RCQCh. 8 - Prob. 93RCQCh. 8 - 94. If all of Earth’s inhabitants moved to the...Ch. 8 - Prob. 95RCQCh. 8 - If the world’s populations moved to the North Pole...Ch. 8 - Prob. 97RCQCh. 8 - 98. Why does a typical small helicopter with a...Ch. 8 - 99. We believe that our galaxy was formed from a...Ch. 8 - Prob. 100RCQCh. 8 - Prob. 101RCQCh. 8 - Prob. 102RCQCh. 8 - Prob. 103RCQCh. 8 - 104.When a car drives off a cliff it rotates...Ch. 8 - 105. Discuss why a car noses up when accelerating...Ch. 8 - 106. Discuss how a ramp would help you to...Ch. 8 - 107. Which will roll down an incline faster: a can...Ch. 8 - 108. Why are lightweight tires preferred in...Ch. 8 - 109. A youngster who has entered a soapbox derby...Ch. 8 - 110. The spool is pulled in three ways, as shown....Ch. 8 - 111. Nobody at the playground wants to play with...Ch. 8 - 112. How can the three bricks be stacked so that...Ch. 8 - 113. A long track balanced like a seesaw supports...Ch. 8 - With respect to Diana’s finger, where is the...Ch. 8 - When a long-range cannonball is fired toward the...Ch. 8 - Most often we say that force causes acceleration....
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- Find the total capacitance in micro farads of the combination of capacitors shown in the figure below. HF 5.0 µF 3.5 µF №8.0 μLE 1.5 µF Ι 0.75 μF 15 μFarrow_forwardthe answer is not 0.39 or 0.386arrow_forwardFind the total capacitance in micro farads of the combination of capacitors shown in the figure below. 2.01 0.30 µF 2.5 µF 10 μF × HFarrow_forward
- I do not understand the process to answer the second part of question b. Please help me understand how to get there!arrow_forwardRank the six combinations of electric charges on the basis of the electric force acting on 91. Define forces pointing to the right as positive and forces pointing to the left as negative. Rank in increasing order by placing the most negative on the left and the most positive on the right. To rank items as equivalent, overlap them. ▸ View Available Hint(s) [most negative 91 = +1nC 92 = +1nC 91 = -1nC 93 = +1nC 92- +1nC 93 = +1nC -1nC 92- -1nC 93- -1nC 91= +1nC 92 = +1nC 93=-1nC 91 +1nC 92=-1nC 93=-1nC 91 = +1nC 2 = −1nC 93 = +1nC The correct ranking cannot be determined. Reset Help most positivearrow_forwardPart A Find the x-component of the electric field at the origin, point O. Express your answer in newtons per coulomb to three significant figures, keeping in mind that an x component that points to the right is positive. ▸ View Available Hint(s) Eoz = Η ΑΣΦ ? N/C Submit Part B Now, assume that charge q2 is negative; q2 = -6 nC, as shown in (Figure 2). What is the x-component of the net electric field at the origin, point O? Express your answer in newtons per coulomb to three significant figures, keeping in mind that an x component that points to the right is positive. ▸ View Available Hint(s) Eoz= Η ΑΣΦ ? N/Carrow_forward
- 1. A charge of -25 μC is distributed uniformly throughout a spherical volume of radius 11.5 cm. Determine the electric field due to this charge at a distance of (a) 2 cm, (b) 4.6 cm, and (c) 25 cm from the center of the sphere. (a) = = (b) E = (c)Ẻ = = NC NC NCarrow_forward1. A long silver rod of radius 3.5 cm has a charge of -3.9 ис on its surface. Here ŕ is a unit vector ст directed perpendicularly away from the axis of the rod as shown in the figure. (a) Find the electric field at a point 5 cm from the center of the rod (an outside point). E = N C (b) Find the electric field at a point 1.8 cm from the center of the rod (an inside point) E=0 Think & Prepare N C 1. Is there a symmetry in the charge distribution? What kind of symmetry? 2. The problem gives the charge per unit length 1. How do you figure out the surface charge density σ from a?arrow_forward1. Determine the electric flux through each surface whose cross-section is shown below. 55 S₂ -29 S5 SA S3 + 9 Enter your answer in terms of q and ε Φ (a) s₁ (b) s₂ = -29 (C) Φ զ Ερ (d) SA = (e) $5 (f) Sa $6 = II ✓ -29 S6 +39arrow_forward
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