Indicate Which One of the Following Sources Produces the Highest $\lambda$

question 90

Multiple Choice

Indicate which one of the following sources produces the highest energy photons.

• A)a radio station with = 106.7 MHz
• B)a dentist's x-ray source with \(\lambda\) = 100 pm
• C)the laser in a CD player with \(\lambda\) = 650 nm
• D)a microwave oven with = 6.0 10¹⁰ Hz
• E)your cell phone with = 1.750 GHz