List of top Physics Questions on Electromagnetic waves asked in JKCET

Which wave, or ray is produced due to decelerating or accelerating charged particles ?

Which of the following is NOT an electromagnetic wave?

The correct order of arrangement of electromagnetic waves according to their wavelength is

The transverse nature of electromagnetic waves is proved by which of the following?

Which component of electromagnetic spectrum have maximum wavelength?

Which of the following is the correct arrangement of the electromagnetic spectrum in the increasing order of frequency ?

The crystal structure can be studied by using

The velocity of an electromagnetic wave in vacuum can be changed by changing

Electromagnetic waves can be deflected by

Equation of progressive wave is $\hspace25mm y = A \sin \big(10 \pi x + 11 \pi t + \frac{\pi}{3}$.

Three sources of equal intensities with frequencies $400,401$ and $402\, vib/s$ are sounded together. The number of beat/s is

In $ 1\,m $ long open pipe what is the harmonic of resonance obtained with a tuning fork of frequency $ 480\,Hz $ ?

Source of sound and the observer are mutually at rest. If the speed of sound is changed, then the frequency of sound heard by the observer will appear to be