Q. Frequency range for microwaves is
A) $3 \times 10^{4}$ to $3 \times 10^{9}$ Hz
B) $3 \times 10^{9}$ to $3 \times 10^{13}$ Hz
C) $3 \times 10^{9}$ to $3 \times 10^{14}$ Hz
D) $1 \times 10^{9}$ to $3 \times 10^{11}$ Hz
Explanation
(d) Frequency range for microwaves is $1 \times 10^{9}$ to $3 \times 10^{11}$ Hz
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.