Electromagnetic Waves questions
212 published questions with worked solutions.
- A parallel plate capacitor is charged by connecting it to a battery through a resistor. If I is the current in the circuit, then...
- Match List - I with List - II : List-I (Electromagnetic waves): (a) AM radio waves (b) Microwaves (c) Infrared radiations (d)...
- When light propagates through a material medium of relative permittivity _r and relative permeability _r, the velocity of light,...
- A parallel plate capacitor is charged by connecting it to a battery through a resistor. If I is the current in the circuit, then...
- The property which is not of an electromagnetic wave travelling in free space is that :
- An electromagnetic wave travels in free space along the x-direction. At a particular point in space and time, B = 2 10^ -7 j T is...
- An electromagnetic wave travelling in x-direction is described by field equation E_y = 300 (t - xc ). If the electron is...
- A magnetic field vector in an electromagnetic wave is represented by B=B_0 (2 t- 2 x ) j. Its associated electric field vector is...
- A displacement current of 4.0 A can be set up in the space between two parallel plates of 6 μF capacitor. The rate of change of...
- For an electromagnetic wave propagating through vacuum, k⃗, E⃗ and ω represent propagation vector, electric field and angular...
- A point light source emits E.M. waves in free space. A detector, placed at a distance of L m, measures the intensity as I₀. The...
- A monochromatic source of light operating at 15 kW emits 2.5×10²² photons/s. The region of an electromagnetic spectrum to which...
- In a plane electromagnetic wave travelling in free space, the electric field component oscillates sinusoidally at a frequency of...
- A capacitor of capacitance 'C', is connected across an ac source of voltage V, given by V=V_0 t. The displacement current between...
- For a plane electromagnetic wave propagating in x-direction, which one of the following combination gives the correct possible...
- A plane EM wave is propagating along x direction. It has a wavelength of 4 mm. If electric field is in y direction with the...
- Match List-I with List-II List-I: (a) B d = _0 i_c + _0 _0 d _E dt (b) E d = d _B dt (c) E d A = Q _0 (d) B d A = 0 List-II: (i)...
- Match List I with List II List I: A. Gauss's law of magnetostatics, B. Faraday's law of electro magnetic induction, C. Ampere's...
- The electric field of an electromagnetic wave in free space is represented as E = E_0 ( t - kz) i. The corresponding magnetic...
- Given below are two statements: Statement I : Electromagnetic waves carry energy as they travel through space and this energy is...
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