Arrange the following electromagnetic radiations in increasing order of their wavelength: 1. X-rays 2. Ultraviolet rays 3. Infrared rays 4. Radio waves Select the answer using the code given below:

Consider the following and arrange these in increasing order of frequency: (I) X-rays (II) Visible rays (III) Infrared rays (IV) Radio waves Select the correct answer using the code given below:

If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as λUV, λVIS and λIR respectively, then which one of the following gives the correct relationship among thes…

Consider the electromagnetic radiations having wavelengths 200 nm, 500 nm and 1000 nm. Which wavelength(s) of the following can make visual sensation to a human eye?

With reference to Visible Light Communication (VLC) technology, which of the following statements are correct? 1. VLC uses electromagnetic spectrum wavelengths 375 to 780 nm. 2. VLC is known as long-…

With reference to the first-man made Ruby Laser, which of the following statement/s is/are correct? (1) Ruby Laser produced pulses of blue light. (2) Ruby Laser produced pulses of red light. Select t…