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Molecular Physics | Thermodynamics
A simple harmonic oscillator has an amplitude of 0.17 m and a period of 0.84 s.
Determine the frequency, and the angular frequency of the motion. Write expressions for
the time dependence of displacement, velocity and acceleration. What are the maximum
values of the velocity and acceleration?
Determine the frequency, and the angular frequency of the motion. Write expressions for
the time dependence of displacement, velocity and acceleration. What are the maximum
values of the velocity and acceleration?
Molecular Physics | Thermodynamics
When two bodies are in contact.Is it possible that their equilibrium temperature=arithmetic mean of their temperature?
Molecular Physics | Thermodynamics
Q.1 the latent heat of fusion of water is 334j/g.how many grams of ice o^c will melt by the addition of 3034k/j of heat energy Q.2 A wave train has a period of 2.00 seconds and a wave length of 7.00 metres,how far will it travel in 8.00 seconds
Molecular Physics | Thermodynamics
The Van der Waals equation for real gases is given as
p+av2=RT
(p+aV2)b=RT
(P−aV2)b=RT
(P+aV2)(V−b)=RT
p+av2=RT
(p+aV2)b=RT
(P−aV2)b=RT
(P+aV2)(V−b)=RT
Molecular Physics | Thermodynamics
A square plate of side 10 cm is made of a metal of linear expansivity 210−5/K. As the plate is heated from 30oC to 100o, the area of one face of the plate will increase to -------------
1056cm2
1042cm2
1028cm2
1014cm2
1056cm2
1042cm2
1028cm2
1014cm2
Molecular Physics | Thermodynamics
A gas occupies a certain volume at 27 degree celcius.If it is heated at constant pressure, its volume is exactly doubled at a temperature of --------------------
Molecular Physics | Thermodynamics
A gas has a temperature of 14 °C, and a volume of 4.5 L. If the temperature is raised to 29 °C and the pressure is not changed, what is the new volume of the gas? Round to the nearest tenth. Don't forget the units.
Molecular Physics | Thermodynamics
The volume expansion coefficient for gasoline is 950 × 10-6/K. Gasoline is sold by volume, usually measured in liters. When would it be most economical to purchase gasoline sold this way?
when the gasoline is cold
when the gasoline is warm
The temperature of the gasoline wouldn't make a difference.
when the gasoline is cold
when the gasoline is warm
The temperature of the gasoline wouldn't make a difference.
Molecular Physics | Thermodynamics
To increase the efficiency of a heat engine, would it be better to produce the same temperature increment by increasing the temperature of the reservoir while holding the temperature of the sink constant, or to decrease the temperature of the sink while holding the temperature of the reservoir constant? Explain
Molecular Physics | Thermodynamics
a student mixes 1.0L of water at 40 degree Celsius with 1.0L of ethyl alcohol at 20 degree Celsius. if heat exchange is limited to the mixture what is the final temperature of the mixture?.
