Question:
Displacement current was first produced by
Ampere
Henry
Maxwell
Base
Question:
Pick out the odd one which has extremely short wave length much shorter than that of visible light and can be emitted from the nucleus of an atom.
UV radiation
β radiation
γ radiation
Infrared radiation
Question:
The TV transmission tower in Delhi has a height of. The distance up to when the broadcast can be received [taking radius of earth to be]
Question:
All the members of electromagnetic spectrum have same
Frequency
Velocity
Wave length
Wave number
Question:
Infrared spectrum lies between
Radio and micro wave region
Visible and UV region
Micro wave and visible region
UV and X-ray region
Question:
Choose the waves relevant to telecommunications.
Ultra violet
Visible
Infra-red
Micro waves