For an ideal gas of a given mass, if the pressure remains the same and the volume decreases:
a. the average kinetic energy of the molecules decreases.
b. the average kinetic energy of the molecules stays the same.
c. the average kinetic energy of the molecules increases.
d. Nothing can be determined about the molecular kinetic energy.
A
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Two children are riding on a merry-go-round. Child A is at a greater distance from the axis of rotation than child B. Which child has the larger angular displacement?
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The velocity of a particle as a function of time is given by v(t) = (2.3 m/s) + (4.1 m/ s2 )t - (6.2 m/ s3 )t2. What is the average acceleration of the particle between t = 1.0 s and t = 2.0 s?
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Energy in Capacitors: An ideal parallel-plate capacitor consists of two parallel plates of area A separated by a distance d. This capacitor is connected to a battery that maintains a constant potential difference across the plates. If the separation between the plates is now doubled, the amount of electrical energy stored on the capacitor will
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Two objects have masses m and 5m, respectively. They both are placed side by side on a frictionless inclined plane and allowed to slide down from rest
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