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The displacement y of a particle executing periodic motion is given by y=4cos^2(2/t)sin(1000t) How many independent harmonic motion may be considered to superpose to result this expression: The displacement y of a particle executing periodic motion is given by y=4cos^2(2/t)sin(1000t) How many independent harmonic motion may be considered to superpose to result this expression: October [...]

An ideal gas expands isothermally from volume V1 to V2 and is then compressed to original volume V1 adiabatically. Initial pressure is P1 and final pressure is P3. The total work done is W. An ideal gas expands isothermally from volume V1 to V2 and is then compressed to original volume V1 adiabatically. Initial pressure [...]

If for hydrogen Cp – Cv = m and for nitrogen Cp – Cv = n, where Cp and Cv refer to specific heats per unit mass respectively at constant pressure and constant volume, the relation If for hydrogen Cp - Cv = m and for nitrogen Cp - Cv = n the relation where [...]

Two moles of an ideal gas is contained in a cylinder fitted with a frictionless movable piston, exposed to the atmosphere, at an initial temperature T0. The gas is slowly heated so at an initial temperature T0. The gas is slowly heated so exposed to the atmosphere Two moles of an ideal gas is contained [...]

When the string of a sonometer of length L between the bridges vibrates in the first overtone , the amplitude of vibration is maximum at the amplitude of vibration is maximum at When the string of a sonometer of length L between the bridges vibrates in the first overtone October 29, 2020 Category: Cengage JEE [...]

A system consisting of two masses connected by a mass less rod lie along the x−axis. A 0.4 kg mass is at a distance x=2m while a 0.6 kg mass is at a distance x=7 m. The x−coordinate of the centre of mass is are placed at the corner of right angle triangle as shown [...]

Three bricks each of length L and mass M are arranged as shown from the wall. The distance of the centre of mass of the system from the wall is Three bricks each of length L and mass M are arranged as shown from the wall. The distance of the centre of mass of the [...]

In carbon monoxide molecule, the carbon and the oxygen atoms are separated by a distance 1.2×10^−10 m. The distance of the center of mass, from the carbon atom, is from the carbon atom In carbon monoxide molecule is the carbon and the oxygen atoms are separated by a distance 1.2×10^−10 m. The distance of the [...]

Figure shows position and velocities of two particles moving under mutual gravitational attraction in space at time t=0. The position of centre of mass after one second is Figure shows position and velocities of two particles moving under mutual gravitational attraction in space at time t=0. The position of centre of mass after one second [...]

Four particles of masses m, 2m, 3m and 4m are arranged at the corners of a parallelogram with each side equal to a and one of the angle between two adjacent sides as 60 degree. The parallelogram lies in the x-y plane with mass m at the origin and 4m on the x-axis. The centre [...]