questions

1)how many complete vibrators do we have above ?

a.3 b.4 c.5 d.8

2)a certain wave has frequency of 250 hertz. if the velocity of the wave is 50 m/s the wavelength is?

a.0.2 m b.50 m c.12500 m d.8

3)which of the following waves is considered as longitudinal

a.water waves b.radio waves

c.sound waves d.light waves

4)a wave has frequency of 0.25 hz the period of the wave is?

a.0.25 sec b.4 sec c.1 sec d.025 sec

5)this refers to the height of a wave?

a.wavelength b.frequency c.period d.amplitude

6)the highest part of the transverse wave?

a. crest b. trough c. compression d. rarefaction​