In: Physics
1) Which of the following types of electromagnetic waves has the highest frequency.
Group of answer choices
Microwave
Radio Wave
Infrared
X-ray
Visible Light
2)
In a vacuum, which of the following statements is true about red and blue visible light.
Group of answer choices
The red light travels slower than the blue light.
The red light has a longer wavelength than the blue light.
The red light and the blue light have equal frequencies.
Both the red light and the blue light have a higher wavelength than radio waves.
Both the red light and the blue light have a higher frequency than yellow light
3)
An RL circuit has a 10 H inductor along with two resistors that are 2 ohms and 5 ohms, all connected in series with a 20 V battery. At the moment the circuit is connected, what is the current across the 2 ohm resistor?