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End 5. An ideal gas is held in a rigid box of constant volume. The initial pressure in the box is 1,3 atm at a temperature of 29

End 5. An ideal gas is held in a rigid box of constant volume. The initial pressure in the box is 1,3 atm at a temperature of 295 K. The pressure inside the box is increased to 2.8 atm. What is the new temperature in the box? (10 points)

End 5. An ideal gas is held in a rigid box of constant volume. The initial pressure in the box is 1,3 atm at a temperature of 295 K. The pressure inside the box is increased to 2.8 atm. What is the new temperature in the box? (10 points)

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An ideal gas is taken through a cyclic thermo dynamical process through four steps. The amounts of heat involved in steps are Q1 = 5960J, Q2 = -5585J, Q3 = -2980J, Q4 = 3645J ; respectively, the corresponding works involved are W1 = 2200, W2 = -825J, W3 =

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Kinetic Theory of Gases Solutions

An ideal gas is taken through a cyclic thermo dynamical process through four steps. The amounts of heat involved in steps are Q1 = 5960J, Q2 = -5585J, Q3 = -2980J, Q4 = 3645J ; respectively, the corresponding works involved are W1 = 2200, W2 = -825J, W3 = -1100J and W4 respectively. Find the value of W4 and efficiency of the cycle A 1315 J, 10% B 765 J, 11% C both of them D none of these

4.- (10 points) An automobile tire is pumped up to an absolute pressure of 3.5 x 105 Pa when the temperature is 27 °C. What is the pressure after the car has been running on a hot day so that the tire temperature is 67 °C? Assume that the volume remains co

Physics

Kinetic Theory of Gases Solutions

4.- (10 points) An automobile tire is pumped up to an absolute pressure of 3.5 x 105 Pa when the temperature is 27 °C. What is the pressure after the car has been running on a hot day so that the tire temperature is 67 °C? Assume that the volume remains constant, and the gas is ideal.

1 Physics Photons of frequency, v, fall on metal surface for which the threshold of frequency is vo. Then A. All ejected electrons have the same kinetic energy, h(v – vo). Correct Answer B. The ejected electrons have a distribution of kinetic energy from z

Physics

Kinetic Theory of Gases Solutions

1 Physics Photons of frequency, v, fall on metal surface for which the threshold of frequency is vo. Then A. All ejected electrons have the same kinetic energy, h(v – vo). Correct Answer B. The ejected electrons have a distribution of kinetic energy from zero tyo h(v – vo) C. The most energetic electron has kinetic energy hv D. The average kinetic energy of ejected electrons is h(v – vo).