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MCAT Physics: Thermodynamics

Mike Nervo 15 preguntas 1.186 visitas 3,9 (12 valoraciones)

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Preguntas del test (15)

  1. 1Thermodynamics is the study of the flow and transformation of energy in the universe.
    1. AVerdadero
    2. BFalso
  2. 2In the zeroth law how much net flow of heat flows between the objects?
    1. A1
    2. B0
    3. C2
  3. 3What is a major characteristic of absolute zero and what is its measurement?
    1. Ano thermal energy 0 K
    2. Bno thermal energy 0 J
    3. Cno thermal energy 0 D
  4. 4celsius to fahrenheit is Tf=(9/5)Tc+31
    1. AVerdadero
    2. BFalso
  5. 5The change of temperature in solids results in a change in their ________.
    1. Awidth
    2. Bheight
    3. Clength
  6. 6The equation for a change in length of a solid due to a ∆T is... ∆L=(α)(L)(∆T)
    α = coeff. of linear expansion (specific to material)
    L is the original length
    1. AVerdadero
    2. BFalso
  7. 7The change of temperature in liquids results in a change in their ________.
    1. Aweight
    2. Blength
    3. Cvolume
  8. 8The equation for a change in volume of a liquid due to a ∆T is... ∆V=(β)(V)(∆ T)
    where β = 3α
    β = coefficient of volume expansion (in K-¹ or °C-¹)
    V is original volume
    1. AVerdadero
    2. BFalso
  9. 9First Law of Thermodynamics (internal energy)
    1. A∆ U= ±Q + ±X
    2. B∆ U= ±Q + ±W
    3. C∆ U= ±Q + ±Z
  10. 10Work done by the system is...
    1. Apositive
    2. Bnegative
    3. Cneutral

Información

Descripción
Practice quiz for MCAT physics portion, focus on thermodynamics.
Idioma
English
Visitas
1.186
Valoración
3,9 de 5 · 12 valoraciones
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