Test
Waves - Quiz
Crea una cuenta gratis para terminar este test
Guarda tu progreso y consulta tu resultado final.
¿Ya tienes cuenta? Inicia sesión
Preguntas del test (12)
1In a transverse wave the oscillations are perpendicular to the direction of energy transfer
- AVerdadero
- BFalso
2Transverse waves cannot travel through a vacuum
- AVerdadero
- BFalso
3Frequency is measured in...
- AOhms
- BHertz
- Cm/s
4When light enters a more dense medium it is refracted
- Atowards the normal
- Baway from the normal
5Waves are not refracted if they are travelling along the normal
- AVerdadero
- BFalso
6Which are true?
- AElectromagnetic waves are transverse
- BSound are transverse
- CSome waves transfer energy
- DIn longitudinal waves, there are compressions and rarefactions
- EIn longitudinal waves, there are compressions and expansions
7Which are uses for microwaves?
- Aremote controls
- Bsterilising surgical instruments
- Cmobile phones
- Dsatellite television
- Ebluetooth
- Fsecurity marking
8Long exposure to electromagnetic waves can cause serious damage to cells in our bodies
- AVerdadero
- BFalso
9What is the range of human hearing?
- A200 - 20000 Hz
- B20 - 2000 Hz
- C20 - 200000
- D20 - 20000Hz
- E200 - 2000 Hz
10When waves are reflected, the angle of incidence = angle of refraction
- AVerdadero
- BFalso
11What is the normal?
- AA line parallel to the reflecting surface at the point of incidence
- BA line perpendicular to the reflecting surface at the point of incidence
- CA line diagonal to the reflecting surface at the point of incidence
12The Doppler Effect is a change in the observed wavelength and frequency
- AVerdadero
- BFalso
Información
- Descripción
- El usuario ha eliminado su información de asignaturas Test sobre Waves - Quiz, creado por Usuario eliminado el 09/04/2019.
- Autor
- Usuario eliminado
- Idioma
- English
- Visitas
- 29
- Historial
- Creado el 9 abr 2019 · actualizado el 9 abr 2019
- Etiquetas