AS Waves (CIE)

Which of the following waves cannot be polarized?

• Visible light

• Radio waves

• Ultrasonic

• Gamma

2 points on a progressive wave are 1/3 of a wavelength apart. The distance between the two points is 2cm. If the speed of the wave is 10 ms^-1 what is the frequency of the wave?

• 5Hz

• 20Hz

• 167Hz

• 1500Hz

What is the approximate phase difference between the waves shown?

• 2π

• 3 π/2

• π

• π/2

A wave has a frequency of 8 Hz and a wavelength of 4 meters. What is the period of the wave?

• 16 sec
• 2 m
• 0.5 sec
• 0.125 sec

A transmitting aerial emits radio waves of frequency 1.0 GHz.  What is the wavelength?

• 0.3 mm
• 0.3cm
• 0.3m
• 0.3km

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D