1. in SH.M. acceleration is proportional to – Velocity Displacement Time period Frequency 2. At resonance the amplitude of forced oscillations is – minimum maximum zero None of these. 3. Time period of the second pendulum is – 1 second 2 seconds 4 seconds 5 seconds 4. Which one of the following is not a […]

1. A real gas behaves like an ideal gas if its – both pressure and temperature are high both pressure and temperature are low the pressure is high and the temperature is low the pressure is low and the temperature is high 2. Perfect gas equation – PV = RT PV = R/T PV =

1. The zeroth law of thermodynamics leads to the concept of Internal energy Heat content Pressure Temperature 2. Internal energy of an isolated system Increases Decreases Remains the same None of these 3. First Law of Thermodynamics leads to – Conservation of mass Conservation of linear momentum Conservation of energy Conservation of angular momentum. 4.

1. The S. I. unit of heat is – Joule Calorie Kelvin J/kg 2. The S. I. unit of temperature is – Joule Fahrenheit Kelvin Calorie 3. Ideal gas equation – PV=R/T PV=T/R PV=μRT PT=RV 4. Value of universal gas constant (R) is – 8.31 J mol⁻¹K⁻¹ 8.0 J mol⁻¹K⁻¹ 6.67 J mol⁻¹K⁻¹ 3.45 J

1. Unit of Pressure is- Dyne N-m Pascal (Pa) Nm² 2. Unit of Thrust is – Pascal (Pa) Erg Newton N-m² 3. Unit of Density is – Kg.m Kg.m⁻³ Kg.m² Kg.m³ 4. The dimension of Pressure is – [ML⁻¹T⁻²] [ML⁻³] [MLT⁻¹] None of these 5. The dimension of Density is- [ML⁻¹T⁻²] [ML⁻³] [MLT⁻¹] None of

1. Poisson’s Ratio is applicable to- Solid only Gas only Liquid only All of these 2. The restoring force per unit area is known as- strain elasticity stress None of these 3. The ratio of stress to strain is called- Frictional coefficient Elastic constant Coefficient of viscosity Surface tension 4. Unit of Stress is Nm⁻¹

1. Kepler’s First Law is known as- Law of orbits Law of areas Law of periods None of these. 2. Kepler’s second law is known as- Law of orbits Law of periods Law of areas None of these. 3. Kepler’s Second Law is a consequence of- Conservation of energy Conservation of linear momentum Conservation of

1. The unit of the radius of gyration is – Kg m² m Kg Kg m 2. A couple produces – Only linear motion Only rotational motion Linear and rotational motion both No motion 3. The center of mass of a body – Lies always at the geometrical center Lies always inside the body Lies

1. The commercial unit of energy is- Watt Joule Kilowatt-hour None of these 2. The product of force and displacement is called – Energy Momentum Power Work 3. Work will be said not to be done if the force and displacement are – parallel acting in the opposite direction perpendicular None of these 4. Energy

1. Newton’s First Law of Motion defines – Energy Inertia Momentum of Inertia Work 2. Measurement of which quantity is obtained through Newton’s 2nd law of motion? – Force Impulse Acceleration Momentum 3. Which law of motion of Newton’s defines force? First Second Third None of these 4. To every action, there is an equal