In electromagnetic wave, according to Maxwell, changing electric field gives
In electromagnetic wave, according to Maxwell, changing electric field gives Options (a) stationary magnetic field (b) conduction current (c) eddy…
7 years ago
Electromagnetic Waves
Out of the following options which one can be used to produce a propagating
Out of the following options which one can be used to produce a propagating electromagnetic wave? Options (a) A stationary…
7 years ago
The wavelength of X-rays is in the range
The wavelength of X-rays is in the range Options (a) 0.01 Å to 1Å (b) 0.001 nm to 1 nm…
7 years ago
Which component of electromagnetic spectrum have maximum wavelength?
Which component of electromagnetic spectrum have maximum wavelength? Options (a) Radio waves (b) Visible Spectrum (c) Gamma rays (d) X-…
7 years ago
The transverse nature of electromagnetic waves is proved by which of the following?
The transverse nature of electromagnetic waves is proved by which of the following? Options (a) Interference phenomena (b) Diffraction phenomena…
7 years ago
The wavelength of the short radio waves, microwaves, ultraviolet waves are λ₁,λ₂ and λ₃
The wavelength of the short radio waves, microwaves, ultraviolet waves are λ₁,λ₂ and λ₃ respectively. Arrange them in decreasing order.…
7 years ago
The wave function (in SI unit) for a light wave is given as Ψ(x,t)= 10³ sin π
The wave function (in SI unit) for a light wave is given as Ψ(x,t)= 10³ sin π(3x10⁶ x-9x10¹⁴ t) .…
7 years ago
The frequencies of X-rays,γ-rays and ultraviolet rays are respectively p,q and r
The frequencies of X-rays,γ-rays and ultraviolet rays are respectively p,q and r, then Options (a) p greater than q,q greater…
7 years ago