Out of the following options which one can be used to produce a propagating electromagnetic wave?
1. A stationary charge
2. A chargeless particle
3. An accelerating charge
4. A charge moving at constant velocity
Statement I: A changing electric field produces a magnetic field.
Statement II: A changing magnetic field produces an electric field.
(1) If both statement-I and Statement-II are true, and Statement-II is the correct explanation of Statement-I.
(2) If both Statement-I and Statement-II are true but Statement-II is not the correct explanation of Statement-I.
(3) If Statement-I is true but Statement-II is false.
(4) If Statement-I is false but Statement-II is true.
The relation between electric field E and magnetic field intensity H in an electromagnetic wave is:
(1) E = H
(2)
(3)
(4)
Source of an electromagnetic wave is
(1) A charge moving with constant velocity
(2) A charge at rest
(3) A charge moving in a circular orbit
(4) Charges cannot produce an EM wave
An accelerated charge :
(1) emits an electromagnetic wave
(2) does not emit electromagnetic wave
(3) produces a gravitational field
(4) None of these