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Quiz

Rotational Kinematics MC Review

Kate S 12 perguntas Atualizado em 17 out 2017

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Perguntas do quiz (12)

  1. 1Which of the following is the rotational analog of velocity?
    1. Aα
    2. BI
    3. Cω
    4. Dτ
  2. 2A cylinder rotates with constant angular acceleration about a fixed axis. The cylinder's moment of inertia about the axis is 4 kg m². At time t=0, the cylinder is at rest. At time t=2 its angular velocity is 1 rad/s.
    What is the angular acceleration of the cylinder between t=0 and t=2.
    1. A.05 rad/s²
    2. B1 rad/s²
    3. C2 rad/s²
    4. D4 rad/s²
    5. E5 rad/s²
  3. 3A cylinder rotates with constant angular acceleration about a fixed axis. The cylinder's moment of inertia about the axis is 4 kg m². At time t=0, the cylinder is at rest. At time t=2 its angular velocity is 1 rad/s.
    What is the angular momentum of the cylinder at t=2?
    1. A1 rad/s²
    2. B2 rad/s²
    3. C3 rad/s²
    4. D4 rad/s²
    5. EIt cannot be determined without knowing the radius
  4. 4A cylinder rotates with constant angular acceleration about a fixed axis. The cylinder's moment of inertia about the axis is 4 kg m². At time t=0, the cylinder is at rest. At time t=2 its angular velocity is 1 rad/s.
    What is the kinetic energy1 of the cylinder at t=2?
    1. A1J
    2. B2J
    3. C3J
    4. D4J
    5. EIt cannot be determined without knowing the radius of the cylindar
  5. 5The mass of Planet X is one-tenth that of the Earth, and its diameter is one-half that of the Earth. The acceleration due to gravity at the surface of Planet X is most nearly...
    1. A2 m/s²
    2. B4 m/s²
    3. C5 m/s²
    4. D7 m/s²
    5. E10 m/s²
  6. 6A satellite of mass m and speed v moves in a stable, circular orbit around a planet of mass M. What is the radius of the satellie's orbit?
    1. A(GM) / (mv)
    2. B(Gv) / (Mm)
    3. C(GM) / (v²)
    4. D(GmM) / (v)
    5. E(GmM) / (v²)
  7. 7A particle of mass m moves with a constant speed v along the dashed line y=a. When the x-cordinate of the particle is x₀, the magnitude of the angular momentum of the particle with respect to the orgin of the system is...Imagem da pergunta 7
    1. A0
    2. Bmva
    3. Cmvx₀
    4. Dmv √(x² + a²)
    5. Emva / √(x² + a²)
  8. 8A satellite S is in an elliptical orbit around a planet P, as shown above, with r₁ being the closest distance and r₂ the furthest distance from the center of the planet. If the satellite has a speed v₁ at its closest distance, what speed does it have at its farthest distance?Imagem da pergunta 8
    1. A(r₁ v₁) / (r₂)
    2. B(r₂ v₁) / (r₁)
    3. C(v₂-m₂) v₁
    4. D((r₁+r₂) v₁) / 2
    5. E((r₁-r₂) v₁) / (r₁-r₂)
  9. 9A uniform stick has length L. The moment of inertia about the center of the stick is I₀. A particle of mass M is attached to one end of the stick. The moment of inertia of the combined system about the center of the stick is....
    1. AI₀ + (1/4) ML²
    2. BI₀ + (1/2) ML²
    3. CI₀ + (1/3) ML²
    4. DI₀ + ML²
    5. EI₀ + (5/4) ML²
  10. 10A light rod with masses attached to its ends is pivoted around a horizontal axis as shown above. When released from rest in a horizontal orientation, the rod begins to rotate. What it the rotational inertia of the 3M₀ mass around the pivot point?Imagem da pergunta 10
    1. A3M₀ℓ²
    2. B9M₀ℓ²
    3. C2M₀ℓ²
    4. D4M₀ℓ²
    5. E7M₀ℓ²

Informações

Descrição
12th grade Physics Quiz sobre Rotational Kinematics MC Review, criado por Kate S em 16-10-2017.
Autor
Kate S
Idioma
English
Visualizações
127
Histórico
Criado em 16 out 2017 · atualizado em 17 out 2017
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