Mechanical Properties of Fluids — Physics STD 12 Science — Question

What is the minimum distance between any two particles of a medium which always have the same speed when a sinusoidal wave travels through the medium ?

Explain the term ‘wave-particle duality' of matter.

The fundamental frequency of an air column in a pipe closed at one end is in unison with the third overtone of an open pipe. Calculate the ratio of lengths of their air columns.

Explain de Broglie wavelength. Obtain an expression for de Broglie wavelength of wave associated with the material particles

A closely wound solenoid of 1000 turns and area of cross-section \(2 \times 10^{-4} m ^2\) carries a current of \(1 A\). It is placed in a horizontal plane with its axis making an angle of \(30^{\circ}\) with the direction of uniform magnetic field of \(0.16 T\). Calculate the torque acting on the solenoid.

State the dimensions and SI unit of electric potential difference.

What is an ideal or perfect gas? Explain.

What is resonance condition in a cyclotron?###What should be the frequency of the alternating voltage applied between the dees of a cyclotron?

What should be tension applied to a wire of length \(1 m\) and mass \(10 gram\), if it has to vibrate with fundamental frequency of \(50 Hz\) ?