Fys7: Vågor och akustik
Quiz
•
Physics
•
7th Grade
•
Practice Problem
•
Medium
Lars Wingård
Used 69+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Frekvens mäts i enheten...?
Decibel, dB
km/h
sekunder
Hertz, Hz
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Vad betyder Hertz (Hz)?
Antal svängningar per minut
Antal svängningar per sekund
Hur lång tid en svängning kräver
Elektrisk spänning
Antalet vågor
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Vilken sorts våg är det här?
Transversell våg
Longitudinell våg
Oscillerande våg
Roterande våg
Alstande våg
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Vad kallas den här sortens våg?
Transversell våg
Longitudinell våg
Oscillatorvåg
Svängande våg
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ett flöte doppar upp och ner i vågorna. Under 10 sekunder når flötet en vågtopp 2 gånger. Vad kan vara vågens frekvens?
0.2 Hz
2 Hz
5 Hz
20 Hz
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bestäm våglängden.
1,6 cm
3,2 cm
6,8 cm
8,5 cm
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Vad är en oscillator?
En oscillator är en sorts våg
Oscillator är ett annat ord för en våg
En oscillator är något som upprepar svängande rörelser
En oscillator och en gunga är det samma
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