Question

1. In terms of energy, which form of electromagnetic wave is less damaging to living tissue?
a. gamma rays b. microwaves c. x-rays d. ultraviolet radiation

2)  A UHF (circular loop) antenna is designed to respond to what part of an electromagnetic wave?

a. oscillating electric fields
b. oscillating magnetic fields
c. oscillating electric and magnetic fields from different waves
d. oscillating electric and magnetic fields from the same wave

3. When white light is sent through the combination of a yellow filter and a blue filter, what color
emerges?
a. blue b. red c. green d. no color
4. When cyan light and yellow light are combined together on a screen, what color is created?
a. white b. green c. magenta d. light green

5. What color light will produce white light when mixed with magenta light?
a. cyan b. blue c. green d. red

6. Which surface would produce the most specular reflection?

a. a mirror a. snow covered field c. a concrete road d. a black chalkboard

7. When a yellow banana is illuminated with cyan light the banana will appear...
a. green b. red c. blue d. black

Answer 1