MHT CET questions
29293 published questions with worked solutions.
- Statement 1: Thermodynamic processes in nature are irreversible Statement 2: Dissipative effects cannot be eliminated
- Statement 1: In an isolated system, the entropy increases Statement 2: The processes in an isolated system are adiabatic
- A given mass of an ideal gas is at pressure P and absolute temperature T. The isothermal bulk modulus of gas is given by
- Consider a spherical shell of radius R at temperature T. The black body radiation inside it can be considered as an ideal gas of...
- Two cylinders A and B fitted with pistons contain equal amounts of an ideal diatomic gas at 300 K. The piston of A is free to...
- A reversible engine converts one third input into work. When the temperature of the sink is reduced by 62℃, then efficiency of...
- One mole of an ideal gas at temperature T is cooled isochorically till the gas pressure drops from P to P n . Then, the gas was...
- A black pattern on a porcelain bowl appears brighter than the rest of bowl, when it is strongly heated and taken to a dark room....
- For an ideal gas, The change in internal energy in a constant pressure process from temperature T_1 to T_2 is
- One mole of an ideal gas requires 207 J heat to raise the temperature by 10 K, when heated at constant pressure. If the same gas...
- A flask is filled with 10 g of a gas at 20^ and then heated to 50^ . As some quantity of gas escaped, the pressure in the flask...
- Two bodies A and B having same surfaces areas have emmissivities of 0.01 and 0.49 respectively. The two bodies emit total radiant...
- Statement 1: Equal volumes of monoatomic and polyatomic gases are adiabatically compressed separately to equal compression ratio...
- A certain mass of an ideal gas undergoes a reversible isothermal compression. When compared with their initial state, Its...
- An ideal black-body is at room temperature. If it is thrown into a furnace, it will be observed that
- The pressure p for a gas is plotted against its absolute temperature T for two different volumes V_1 and V_2, where V_1 > V_2. If...
- Air is pumped into an automobile tube upto a pressure of 200 kPa in the morning when the air temperature is 22^ . During the day,...
- Two gases A and B having the same temperature T, same pressure p and same volume V are mixed. If the mixture is at same...
- At 10^ , the value of the density of a fixed mass of an ideal gas divided by its pressure is x. At 110^ , this ratio is
- One litre of an ideal gas at 27^ is heated at a constant pressure to 297^ . Then, the final volume is approximately