Thermodynamics — practice questions
24 curated practice questions from Thermodynamics (Physics NEET, NTA Exams) — 14 easy, 5 hard, 5 medium. Every question includes the final answer free; step-by-step worked solutions with a free account.
- Ten moles of an ideal gas at constant temperature 500 K is compressed from 50 L to 5 L. Work done in the process is…
- In an adiabatic process, the state of a gas in changed from P 1 , V 1 , T 1 to P 2 , V 2 , T 2 . Which of the following…
- In respect of isothermal process the following statement is NOT TRUE for atmospheric pressure 10 5 Nm -2 .
- 5.6 liter of helium gas at STP is adiabatically compressed to 0.7 liter. Taking the initial temperature to be T 1 , the…
- Given below are two statements Statement I : Efficiency of a Carnot engine increased on reducing the temperature of…
- During an adiabatic process, the pressure of a gas is found to be proportional to the cube of its absolute temperature…
- During an adiabatic process, the cube of the pressure is found to be inversely proportional to the fourth power of the…
- A thermally insulated vessel contains an ideal gas of molecular mass M and ratio of specific heats γ. It is moving with…
- An insulated container containing monatomic gas of molar mass m moving with a velocity 4 m v_ 0 ^ 2 3 R v_ 0 . If the…
- A Carnot engine has an efficiency of 50% when its source is at a temperature 327°C. The temperature of the sink is:
- A monatomic ideal gas, initially at temperature T 1 , is enclosed in a cylinder fitted with a frictionless piston. The…
- When an ideal gas is compressed adiabatically, its temperature rises the molecules on the average have more kinetic…
- In the adiabatic compression, the decrease in volume is associated with
- One mole of a monatomic ideal gas is contained in an insulated and rigid container. It is heated through a filament of…
- The efficiency of Carnot engine 50% and temperature of sink is 500 K. If the temperature of source is kept constant and…
- Internal energy change during a reversible isothermal expansion of an ideal gas is:
- When a gas is compressed adiabatically and reversibly, the final temperature is:
- A litre of dry air at STP expands adiabatically to a volume of 3 litres. If = 1.40, the work done by air is : (3 1.4 =…
- The work done, when a gas at P 1 , V 1 changes to P 2 and V 2 adiabatically,
- Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- A heat engine is involved with exchange of heat of 1915 J, -40 J, +125 J QJ, during one cycle achieving an efficiency…
- Which hormone-function pairs are correctly matched? ADH: Increases collecting duct permeability Aldosterone: Stimulates…
- "Heat by itself cannot flow from a body at lower temperature to a body at higher temperature" is a statement or…
- Given below are two statements Statement I : In isothermal process whole of the heat energy supplied to the body is…