The property of a medium necessary for wave propagation is its:

1. Inertia

2. Elasticity

3. Low resistance

4. All of above

By which of the following waves, energy is not carried?

1. Stationary waves

2. Longitudinal progressive waves

3. Transverse progressive waves

4. Electromagnetic waves

The wavelength of a sound wave in gas is:

1. The distance between compression and rarefaction propagating in the medium.

2. The distance traveled by the wave in one second.

3. The distance between two consecutive particles of the medium oscillating in the same phase.

4. None of the above

With propagation of longitudinal waves through a medium, the quantity transmitted is:

1. matter

2. energy

3. energy and matter

4. energy, matter, and momentum

Which of the following statements is true for wave motion?

1. Mechanical transverse waves can propagate through all mediums.

2. Longitudinal waves can propagate through solids only.

3. Mechanical transverse waves can propagate through solids only.

4. Longitudinal waves can propagate through vacuum.

Speed of sound wave in air:

1. is independent of temperature.

2. increases with pressure.

3. increases with increase in humidity.

4. decreases with increase in humidity.

Water waves are:

1. Transverse

2. Longitudinal

3. Combination of longitudinal and transverse waves

3. Neither transverse nor longitudinal

Water waves produced by a motorboat sailing in water are:

1. neither longitudinal nor transverse

2. both longitudinal and transverse

3. only longitudinal

4. only transverse

Sound waves of wavelength $\mathrm{\lambda }$ travelling in a medium with a speed of v m/s enter into another medium where its speed is 2v m/s. The wavelength of sound waves in the second medium is:

1. $\mathrm{\lambda }$

2. $\frac{\mathrm{\lambda }}{2}$

3. $2\mathrm{\lambda }$

4. $4\mathrm{\lambda }$

Speed of sound wave in the air

1. is independent of temperature

2. increases with the pressure

3. increases with increase in humidity

4. decreases with increase in humidity