Assertion(A): Out of Infrared and radio waves, the radio waves show more diffraction…
Physics · Class 12 · CBSE — Electromagnetic Waves
Assertion(A): Out of Infrared and radio waves, the radio waves show more diffraction effect.
Reason (R): Radio waves have greater frequency than infrared waves.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Answer
(C) A is true but R is false.
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- The electric field associated with an e.m. wave in vacuum is given by E = i 40 ( z-6 10^ 8 t ) , where E, z…
- The amplitude of electric field in an electromagnetic wave in free space is 1000 Vm ^ -1 . The amplitude of…
- The conduction current is the same as the displacement current when the source is:
- Which one of the following is the property of a monochromatic, plane electromagnetic wave in free space?
- The magnetic field of a beam emerging from a filter facing a flood light as given by B = 12 × 10 –8 sin (1.20…
- The electric field associated with an electromagnetic wave in vacuum is given by E =40 (kz-6 10^ 8 t ) i …
- The electric field part of an electromagnetic wave in a medium is represented by E x = 0, E_ y =2.5 ~N C [ (2…
- Magnitude of the electric and the magnetic fields in an plane electromagnetic wave are related by
More Electromagnetic Waves questions · Browse all practice questions