Download App

Wave Optics — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsWave Optics1 Mark
MCQ
Which of the following electromagnetic waves have minimum frequency
  • A
    Microwaves
  • ✓
    Audible waves
  • C
    Ultrasonic waves
  • D
    Radiowaves
✓

Answer

Correct option: B.
Audible waves

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from Wave Optics→Wave Optics — all question types→JEE physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

The radius of orbit of a planet is two times that of the earth. The time period of planet is
→
Which of the following do not require medium for transmission
→
An inductor of inductance $L$ and resistor of resistance $R$ are joined in series and connected by a source of frequency $\omega$. Power dissipated in the circuit is
→
Two equations of two S.H.M. are $y=a \sin (\omega t-\alpha)$ and $y=b \cos (\omega t-\alpha)$. The phase difference between the two is
→
Focal length of a convex lens of refractive index $1.5$ is $2 \mathrm{~cm}$. Focal length of lens when immersed in a liquid of refractive index of $1.25$ will be
→
Self induction of a solenoid is
→
A particle with restoring force proportional to displacement and resisting force proportional to velocity is subjected to a force $F \sin \omega t$. If the amplitude of the particle is maximum for $\omega=\omega_1$ and the energy of the particle is maximum for $\omega=\omega_2$, then (where $\omega_0$ natural frequency of oscillation of particle)
→
Thermocouple is a device for the measurement of
→
Two simple harmonic motions are represented by the equations $y_1=0.1 \sin \left(100 \pi t+\frac{\pi}{3}\right)$ and $y_2=0.1 \cos \pi t .$ The phase difference of the velocity of particle $1$ with respect to the velocity of particle $2$ is
→
A person wears glasses of power $-2.0 \mathrm{D}$. The defect of the eye and the far point of the person without the glasses will be
→