C.2 Wave model

Plot on the diagram the position of P at time t = 0.50 s.

Plot on the diagram the position of P at time t = 0.50 s.

Plot on the diagram the position of P at time t = 0.50 s.

The graph shows the variation with distance $x$ of the displacement of the particles in a wave. The frequency of the wave is 600 Hz.

What is the speed of the wave?

A.  0.012 m s⁻¹

B.  0.024 m s⁻¹

C.  1.2 m s⁻¹

D.  2.4 m s⁻¹

The graph shows the variation with distance $x$ of the displacement of the particles in a wave. The frequency of the wave is 600 Hz.

What is the speed of the wave?

A.  0.012 m s⁻¹

B.  0.024 m s⁻¹

C.  1.2 m s⁻¹

D.  2.4 m s⁻¹

Calculate the speed of waves on the string.

Calculate the speed of waves on the string.

Calculate the speed of waves on the string.

Calculate the speed of waves on the string.

Calculate the speed of waves on the string.

Calculate the speed of waves on the string.

The distance from S1 to Y is 1.243 m and the distance from S2 to Y is 1.181 m.

Determine the frequency of the microwaves.

The distance from S1 to Y is 1.243 m and the distance from S2 to Y is 1.181 m.

Determine the frequency of the microwaves.

The distance from S1 to Y is 1.243 m and the distance from S2 to Y is 1.181 m.

Determine the frequency of the microwaves.

The distance from S1 to Y is 1.243 m and the distance from S2 to Y is 1.181 m.

Determine the frequency of the microwaves.

The distance from S1 to Y is 1.243 m and the distance from S2 to Y is 1.181 m.

Determine the frequency of the microwaves.

The distance from S1 to Y is 1.243 m and the distance from S2 to Y is 1.181 m.

Determine the frequency of the microwaves.

Calculate, in m s^–1, the speed for this wave.

Calculate, in m s^–1, the speed for this wave.

Calculate, in m s^–1, the speed for this wave.

Calculate, in Hz, the frequency for this wave.

Calculate, in Hz, the frequency for this wave.

Calculate, in Hz, the frequency for this wave.

A travelling wave has a frequency of $500 \mathrm{Hz}$. The closest distance between two points on the wave that have a phase difference of $60°\left(\frac{\mathrm{\pi }}{3}\mathrm{rad}\right)$ is $0.050 \mathrm{m}$. What is the speed of the wave?

A.  $25 \mathrm{m} {\mathrm{s}}^{-1}$

B.  $75 \mathrm{m} {\mathrm{s}}^{-1}$

C.  $150 \mathrm{m} {\mathrm{s}}^{-1}$

D.  $300 \mathrm{m} {\mathrm{s}}^{-1}$

A travelling wave has a frequency of $500 \mathrm{Hz}$. The closest distance between two points on the wave that have a phase difference of $60°\left(\frac{\mathrm{\pi }}{3}\mathrm{rad}\right)$ is $0.050 \mathrm{m}$. What is the speed of the wave?

A.  $25 \mathrm{m} {\mathrm{s}}^{-1}$

B.  $75 \mathrm{m} {\mathrm{s}}^{-1}$

C.  $150 \mathrm{m} {\mathrm{s}}^{-1}$

D.  $300 \mathrm{m} {\mathrm{s}}^{-1}$

Show that the speed of the wave on the string is about 240 m s⁻¹.

Show that the speed of the wave on the string is about 240 m s⁻¹.

Show that the speed of the wave on the string is about 240 m s⁻¹.

Show that the speed of the wave on the string is about 240 m s⁻¹.

Show that the speed of the wave on the string is about 240 m s⁻¹.

Show that the speed of the wave on the string is about 240 m s⁻¹.

A travelling wave on the surface of a lake has wavelength $\lambda$. Two points along the wave oscillate with the phase difference of $\mathrm{\pi }$. What is the smallest possible distance between these two points?

A.  $\frac{\lambda }{4}$

B.  $\frac{\lambda }{2}$

C.  $\lambda$

D.  $2\lambda$

A travelling wave on the surface of a lake has wavelength $\lambda$. Two points along the wave oscillate with the phase difference of $\mathrm{\pi }$. What is the smallest possible distance between these two points?

A.  $\frac{\lambda }{4}$

B.  $\frac{\lambda }{2}$

C.  $\lambda$

D.  $2\lambda$

A wave of period 10 ms travels through a medium. The graph shows the variation of particle displacement with distance for the wave.

What is the average speed of a particle in the medium during one cycle?

A.  4.0 m s⁻¹

B.  8.0 m s⁻¹

C.  16 m s⁻¹

D.  20 m s⁻¹

A wave of period 10 ms travels through a medium. The graph shows the variation of particle displacement with distance for the wave.

What is the average speed of a particle in the medium during one cycle?

A.  4.0 m s⁻¹

B.  8.0 m s⁻¹

C.  16 m s⁻¹

D.  20 m s⁻¹

A wave travels along a string. Graph M shows the variation with time of the displacement of a point X on the string. Graph N shows the variation with distance of the displacement of the string. PQ and RS are marked on the graphs.

What is the speed of the wave?

A.  $\frac{\text{PQ}}{\text{RS}}$

B.  $\text{PQ}\times \text{RS}$

C.  $\frac{\text{RS}}{\text{PQ}}$

D.  $\frac{1}{\text{PQ}\times \text{RS}}$

A wave travels along a string. Graph M shows the variation with time of the displacement of a point X on the string. Graph N shows the variation with distance of the displacement of the string. PQ and RS are marked on the graphs.

What is the speed of the wave?

A.  $\frac{\text{PQ}}{\text{RS}}$

B.  $\text{PQ}\times \text{RS}$

C.  $\frac{\text{RS}}{\text{PQ}}$

D.  $\frac{1}{\text{PQ}\times \text{RS}}$

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

A longitudinal wave is travelling through a medium. The variation with distance d of the displacement $x$ of the particles in the medium at time t is shown.

Which point is at the centre of a compression?

Plot on the diagram the position of P at time t = 0.50 s.

Plot on the diagram the position of P at time t = 0.50 s.

Plot on the diagram the position of P at time t = 0.50 s.

Sketch on the diagram the position of P at time t = 0.50 s.

Sketch on the diagram the position of P at time t = 0.50 s.

Sketch on the diagram the position of P at time t = 0.50 s.