the temperature
The temperature, at which the root mean square velocity of hydrogen molecules equals their escape velocity from the earth, is closest to : [Boltzmann Constant kB=1.38×10^−23J/K Avogadro Number NA=6.02×10^26/kg Radius of Earth : 6.4×10^6m Gravitational acceleration on Earth = 10 ms^−2]
11
Sep
The temperature, at which the root mean square velocity of hydrogen molecules equals their escape velocity from the earth, is closest to : [Boltzmann Constant kB=1.38×10^−23J/K Avogadro Number NA=6.02×10^26/kg Radius of Earth : 6.4×10^6m Gravitational acceleration on Earth = 10 ms^−2] at which the root mean square velocity of hydrogen molecules equals their escape velocity [...]
Which of the following statements are correct ? (1) Two bodies at different temperatures T1 and T2 are brought in thermal contact. When thermal equilibrium is attained, the temperature
28
Oct
Which of the following statements are correct ? (1) Two bodies at different temperatures T1 and T2 are brought in thermal contact. When thermal equilibrium is attained, the temperature the temperature Which of the following statements are correct ? (1) Two bodies at different temperatures T1 and T2 are brought in thermal contact. When thermal [...]
The temperature, pressure and volume of two gases X and Y are T, P and V, respectively. When the gases and mixed then the volume and temperature of mixture remains V and T,
27
Oct
The temperature, pressure and volume of two gases X and Y are T, P and V, respectively. When the gases and mixed then the volume and temperature of mixture remains V and T, P and V pressure and volume of two gases X and Y are T respectively. When the gases and mixed then the [...]
A copper ball of mass 100 g is at a temperature T. It is dropped in a copper calorimeter of mass 100 g, filled with 170 g of water at room temperature. Subsequently, the temperature
24
Oct
A copper ball of mass 100 g is at a temperature T. It is dropped in a copper calorimeter of mass 100 g, filled with 170 g of water at room temperature. Subsequently, the temperature A copper ball of mass 100 g is at a temperature T. It is dropped in a copper calorimeter of [...]