Multiple Choice
When light travels from medium X to medium Y as shown: 
A) both the speed and the frequency decrease
B) both the speed and the frequency increase
C) both the speed and the wavelength decrease
D) both the speed and the wavelength increase
E) both the wavelength and the frequency are unchanged
Correct Answer:
Verified
Correct Answer:
Verified
Q19: The units of index of refraction are:<br>A)m/s<br>B)s/m<br>C)radian<br>D)m/s<sup>2</sup><br>E)none
Q20: The time for a radar signal to
Q30: As light goes from one medium to
Q35: A ray of light passes obliquely through
Q46: Of the following human eyes are most
Q58: If n<sub>water</sub> = 1.33, what is
Q58: The light intensity 10 m from a
Q60: Which diagram below illustrates the path of
Q63: For an electromagnetic wave the direction of
Q64: The diagrams show four pairs of polarizing