A welder wears special glasses to protect his eyes mostly from the harmful effect of
Physics · Class 12 · CBSE — Electromagnetic Waves
A welder wears special glasses to protect his eyes mostly from the harmful effect of
- very intense visible light
- infrared radiation
- ultraviolet rays
- microwaves
Answer
(C) ultraviolet rays
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- The refractive index and permeability of a medium are 1.5 and 5 × 10 –7 H m –1 respectively. The relative…
- Which one of the following correctly represents the change in wave characteristics (all in vacuum) from…
- The dimensions of ( )^ -1 , where is permittivity and is permeability of a medium, are:
- In the case of linearly polarized light, the magnitude of the electric field vector
- Which of the following physical quantities remain the same for X-ray, red light and radio waves when…
- The electric field in space between the plates of a parallel plate capacitor (each of area 2.5 10^ -3 ~m ^ 2…
- Electromagnetic waves used as a diagnostic tool in medicine are
- The phase difference between electric field E and magnetic field B in an electromagnetic wave propagating…
More Electromagnetic Waves questions · Browse all practice questions