Know Base 1

Question 1

Explain the relationship between wavelength and frequency

Answer 1

Wavelength = speed/frequency

    They have an inverse relationship

Question 2

What is the range of frequencies the human ear can hear?

Answer 2

Around 4kHz bandwidth

Question 3

Define amplitude

Answer 3

the maximum extent of a vibration or oscillation, measured from the position of equilibrium. (from 0 point)

Question 4

Define impedance and the 3 items that make it up

Answer 4

Impedance is the combination of resistance, capacitive reactance and inductive reactance in a circuit