Physics-
General
Easy
Question
Two identical glass bulbs are interconnected by a thin glass tube at . A gas is filled at N.T.P. in these bulb is placed in ice and another bulb is placed in hot bath, then the pressure of the gas becomes 1.5 times. The temperature of hot bath will be :–
The correct answer is:
Related Questions to study
Physics-
The expansion of unit mass of a perfect gas at constant pressure is shown in the diagram. Here:–
The expansion of unit mass of a perfect gas at constant pressure is shown in the diagram. Here:–
Physics-General
Physics-
Pressure versus temperature graphs of an ideal gas are as shown in figure. Choose the wrong statement:–
Pressure versus temperature graphs of an ideal gas are as shown in figure. Choose the wrong statement:–
Physics-General
Physics-
If are heat required to raise the temperature of one gram of water by one degree in Celsius, Kelvin and Fahrenheit temperature scales respectively then :–
If are heat required to raise the temperature of one gram of water by one degree in Celsius, Kelvin and Fahrenheit temperature scales respectively then :–
Physics-General
Physics-
Two different rods A and B are kept as shown in figure. The variation of temperature of different cross sections with distance is plotted in a graph shown in figure. The ratio of thermal conductivities of A and B is
Two different rods A and B are kept as shown in figure. The variation of temperature of different cross sections with distance is plotted in a graph shown in figure. The ratio of thermal conductivities of A and B is
Physics-General
Physics-
Three rods of the same dimensions have thermal conductivities . They are arranged as shown, with their ends at . The temperature of their junction is: -
Three rods of the same dimensions have thermal conductivities . They are arranged as shown, with their ends at . The temperature of their junction is: -
Physics-General
Physics-
The coefficient of apparent expansion of a liquid when determined using two different vessels A and B are and respectively. If the coefficient of linear expansion of the vessel A is , the coefficient of linear expansion of the vessel B is:
The coefficient of apparent expansion of a liquid when determined using two different vessels A and B are and respectively. If the coefficient of linear expansion of the vessel A is , the coefficient of linear expansion of the vessel B is:
Physics-General
Physics-
Bars of two different metals are bolted together, as shown in figure. The distance x does not change with temperature if:–
Bars of two different metals are bolted together, as shown in figure. The distance x does not change with temperature if:–
Physics-General
Physics-
The variation of lengths of two metal rods A and B with change in temperature is shown in figure. The ratio of A B is:–
The variation of lengths of two metal rods A and B with change in temperature is shown in figure. The ratio of A B is:–
Physics-General
Physics-
In a vertical U–tube containing a liquid, the two arms are maintained at different temperatures, and . The liquid columns in the two arms have heights and respectively. The coefficient of volume expansion of the liquid is equal to:–
In a vertical U–tube containing a liquid, the two arms are maintained at different temperatures, and . The liquid columns in the two arms have heights and respectively. The coefficient of volume expansion of the liquid is equal to:–
Physics-General
Physics-
Two absolute scales and assigned numerical values 200 and 450 to the triple point of water. What is the relation between and ?
Two absolute scales and assigned numerical values 200 and 450 to the triple point of water. What is the relation between and ?
Physics-General
Physics-
The graph AB shown in figure is a plot of temperature of a body in degree Celsius and degree Fahrenheit. Then :–
The graph AB shown in figure is a plot of temperature of a body in degree Celsius and degree Fahrenheit. Then :–
Physics-General
Physics-
One mole of an ideal monoatomic gas undergoes a cyclic process as shown in figure. Temperature at point 1 = 300 K and process 2-3 is isothermal. The efficiency of cycle is
One mole of an ideal monoatomic gas undergoes a cyclic process as shown in figure. Temperature at point 1 = 300 K and process 2-3 is isothermal. The efficiency of cycle is
Physics-General
Physics-
One mole of an ideal monoatomic gas undergoes a cyclic process as shown in figure. Temperature at point 1 = 300 K and process 2-3 is isothermal. Heat capacity of process is
One mole of an ideal monoatomic gas undergoes a cyclic process as shown in figure. Temperature at point 1 = 300 K and process 2-3 is isothermal. Heat capacity of process is
Physics-General
Physics-
One mole of an ideal monoatomic gas undergoes a cyclic process as shown in figure. Temperature at point 1 = 300 K and process 2-3 is isothermal. Net work done by gas in complete cycle is
One mole of an ideal monoatomic gas undergoes a cyclic process as shown in figure. Temperature at point 1 = 300 K and process 2-3 is isothermal. Net work done by gas in complete cycle is
Physics-General
Physics-
At a liquid is filled upto 10 cm height in a container of glass of length 20 cm and cross-sectional area 100 cm2 Scale is marked on the surface of container. This scale gives correct reading at .°C–1. The reading of scale at 40°C is-
At a liquid is filled upto 10 cm height in a container of glass of length 20 cm and cross-sectional area 100 cm2 Scale is marked on the surface of container. This scale gives correct reading at .°C–1. The reading of scale at 40°C is-
Physics-General