EP PHYSICS (W/ANSWERS+INDEX)
10th Edition
ISBN: 9781119081739
Author: CUTNELL
Publisher: WILEY
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Chapter 4.7, Problem 8CYU
To determine
Whether the object A will weigh twice as much as object B at the same spot on Mars.
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Question 3 of 17
L
X
L
L
T
0.5/
In the figure above, three uniform thin rods, each of length L, form
an inverted U. The vertical rods each have a mass m; the horizontal
rod has a mass 3m.
NOTE: Express your answer in terms of the variables given.
(a) What is the x coordinate of the system's center of mass?
xcom
L
2
(b) What is the y coordinate of the system's center of mass?
Ycom
45
L
X
Q Search
MD
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Sketch the harmonic on graphing paper.
Exercise 1:
(a) Using the explicit formulae derived in the lectures for the (2j+1) × (2j + 1) repre-
sentation matrices Dm'm, (J/h), derive the 3 × 3 matrices corresponding to the case
j = 1.
(b) Verify that they satisfy the so(3) Lie algebra commutation relation:
[D(Î₁/ħ), D(Î₂/h)]m'm₁ = iƊm'm² (Ĵ3/h).
(c) Prove the identity
3
Dm'm,(β) = Σ (D(Ρ)D(Ρ))m'¡m; ·
i=1
Chapter 4 Solutions
EP PHYSICS (W/ANSWERS+INDEX)
Ch. 4.2 - Prob. 1CYUCh. 4.3 - 2. The net external force acting on an object is...Ch. 4.3 - Prob. 3CYUCh. 4.4 - 4. Newton’s second law indicates that when a net...Ch. 4.4 - 5. All of the following, except one, cause the...Ch. 4.5 - Prob. 6CYUCh. 4.7 - Prob. 7CYUCh. 4.7 - Prob. 8CYUCh. 4.7 - Prob. 9CYUCh. 4.7 - Prob. 10CYU
Ch. 4.8 - Prob. 11CYUCh. 4.8 - Prob. 12CYUCh. 4.8 - Prob. 13CYUCh. 4.9 - 14. Suppose that the coefficients of static and...Ch. 4.9 - Prob. 15CYUCh. 4.9 - Prob. 16CYUCh. 4.9 - Prob. 17CYUCh. 4.10 - Prob. 18CYUCh. 4.11 - Prob. 19CYUCh. 4.11 - Prob. 20CYUCh. 4.11 - Prob. 21CYUCh. 4.11 - Prob. 22CYUCh. 4.12 - Prob. 23CYUCh. 4.12 - 24. A freight train is accelerating on a level...Ch. 4 - Prob. 1FCCh. 4 - 3. A cup of coffee is sitting on a table in a...Ch. 4 - 5. Two forces act on a moving object that has a...Ch. 4 - Prob. 7FCCh. 4 - 8. Two ice skaters, Paul and Tom, are each holding...Ch. 4 - 9. In another solar system a planet has twice the...Ch. 4 - Prob. 11FCCh. 4 - 12. The apparent weight of a passenger in an...Ch. 4 - Prob. 13FCCh. 4 - Prob. 15FCCh. 4 - Prob. 16FCCh. 4 - Prob. 18FCCh. 4 - Prob. 20FCCh. 4 - Prob. 23FCCh. 4 - Prob. 25FCCh. 4 - Prob. 1PCh. 4 - Prob. 2PCh. 4 - Prob. 3PCh. 4 - Prob. 4PCh. 4 - Prob. 5PCh. 4 - Prob. 6PCh. 4 - Prob. 7PCh. 4 - Prob. 8PCh. 4 - Prob. 9PCh. 4 - Prob. 10PCh. 4 - Prob. 11PCh. 4 - Prob. 12PCh. 4 - Prob. 13PCh. 4 - Prob. 14PCh. 4 - Prob. 15PCh. 4 - Prob. 16PCh. 4 - Prob. 17PCh. 4 - Prob. 18PCh. 4 - Prob. 19PCh. 4 - Prob. 20PCh. 4 - Prob. 21PCh. 4 - Prob. 22PCh. 4 - Prob. 23PCh. 4 - Prob. 24PCh. 4 - 25. A bowling ball (mass = 7.2 kg, radius = 0.11...Ch. 4 - Prob. 26PCh. 4 - Prob. 27PCh. 4 - Prob. 28PCh. 4 - Prob. 29PCh. 4 - Prob. 30PCh. 4 - Prob. 31PCh. 4 - Prob. 32PCh. 4 - Prob. 33PCh. 4 - Prob. 34PCh. 4 - *35. The sun is more massive than the moon, but...Ch. 4 - Prob. 36PCh. 4 - Prob. 37PCh. 4 - Prob. 38PCh. 4 - Prob. 39PCh. 4 - Prob. 40PCh. 4 - 41. A car is traveling up a hill that is inclined...Ch. 4 - Prob. 42PCh. 4 - Prob. 43PCh. 4 - Prob. 44PCh. 4 - Prob. 45PCh. 4 - Prob. 46PCh. 4 - 47. An 81-kg baseball player slides into second...Ch. 4 - Prob. 48PCh. 4 - Prob. 49PCh. 4 - Prob. 50PCh. 4 - Prob. 51PCh. 4 - Prob. 52PCh. 4 - Prob. 53PCh. 4 - Prob. 54PCh. 4 - Prob. 55PCh. 4 - Prob. 56PCh. 4 - Prob. 57PCh. 4 - Prob. 58PCh. 4 - Prob. 59PCh. 4 - 60. The drawing shows a circus clown who weighs...Ch. 4 - Prob. 61PCh. 4 - Prob. 62PCh. 4 - *63. A 44-kg chandelier is suspended 1.5 m below a...Ch. 4 - Prob. 64PCh. 4 - Prob. 65PCh. 4 - Prob. 66PCh. 4 - Prob. 67PCh. 4 - **68. A kite is hovering over the ground at the...Ch. 4 - Prob. 69PCh. 4 - Prob. 70PCh. 4 - Prob. 71PCh. 4 - Prob. 72PCh. 4 - Prob. 73PCh. 4 - Prob. 74PCh. 4 - Prob. 75PCh. 4 - Prob. 76PCh. 4 - 77. A car is towing a boat on a trailer. The...Ch. 4 - Prob. 78PCh. 4 - Prob. 79PCh. 4 - Prob. 80PCh. 4 - Prob. 81PCh. 4 - Prob. 82PCh. 4 - Prob. 83PCh. 4 - *84. A train consists of 50 cars, each of which...Ch. 4 - Prob. 85PCh. 4 - *86. The drawing shows a large cube (mass = 25 kg)...Ch. 4 - Prob. 87PCh. 4 - Prob. 88PCh. 4 - Prob. 89PCh. 4 - Prob. 90PCh. 4 - Prob. 91PCh. 4 - Prob. 92PCh. 4 - Prob. 93PCh. 4 - **94. A 5.00-kg block is placed on top of a...Ch. 4 - Prob. 95APCh. 4 - Prob. 96APCh. 4 - Prob. 97APCh. 4 - Prob. 98APCh. 4 - Prob. 99APCh. 4 - Prob. 100APCh. 4 - Prob. 101APCh. 4 - Prob. 102APCh. 4 - Prob. 103APCh. 4 - Prob. 104APCh. 4 - Prob. 105APCh. 4 - Prob. 106APCh. 4 - Prob. 107APCh. 4 - Prob. 108APCh. 4 - Prob. 110APCh. 4 - Prob. 112APCh. 4 - Prob. 113APCh. 4 - Prob. 114APCh. 4 - Prob. 115APCh. 4 - Prob. 116APCh. 4 - Prob. 117APCh. 4 - Prob. 118APCh. 4 - Prob. 119APCh. 4 - Prob. 120AP
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