Related InterviewSolutions

• Give one use electromagnetic radiations in Microwaves. 
• State three properties of infra red radiations similar to that of visible light.
• Write three conditions necessary to obtain a pure spectrum on a screen. Name the instrument in which the conditions stated by you are fulfilled.
•  Distinguish between an impure spectrum and a pure spectrum.
• State three properties of ultra-violet radiations similar to visible light. 
• State two properties of ultra-violet radiations which differ from visible light. 
•  How can the presence of infrared Radiations be detected?
• State two properties of ultra-violet radiations which differ from visible light.
• Name the radiation of wavelength longer than 8 × 10-7m.
• Give one use electromagnetic radiations in Infrared radiation.