HSC Science इयत्ता ११ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Physics

Give the equation of state for an adiabatic process.

Give an equation state for an isochoric process.

Draw the PV diagram for the isothermal process.

Draw the PV diagram for the adiabatic process.

Draw the PV diagram for the isobaric process.

Draw the PV diagram for the isochoric process.

What is a cyclic process?

What is meant by a reversible and irreversible processes?

Can the given heat energy be completely converted to work in a cyclic process? If not, when can the heat can completely converted to work?

Explain in detail the isothermal process.

Derive the work done in an isothermal process.

Explain in detail an adiabatic process.

Derive the work done in an adiabatic process.

Explain the isobaric process and derive the work done in this process.

Explain in detail the isochoric process.

What are the limitations of the first law of thermodynamics?

Draw the TP diagram (P-x axis, T-y axis), VT(T-x axis, V-y axis) diagram for

1. Isochoric process
2. Isothermal process
3. Isobaric process

In an adiabatic expansion of the air, the volume is increased by 4%, what is the percentage change in pressure? (For air γ = 1.4)

In a petrol engine, (internal combustion engine) air at atmospheric pressure and temperature of 20°C is compressed in the cylinder by the piston to `1/8` of its original volume. Calculate the temperature of the compressed air. (For air γ = 1.4)

Consider the following cyclic process consist of isotherm, isochoric and isobar which is given in the figure.

Draw the same cyclic process qualitatively in the V-T diagram where T is taken along the x-direction and V is taken along the y-direction. Analyze the nature of heat exchange in each process.