Q16.Choose the correct option relating wavelengths of different parts of electromagnetic wave spectrum: (1) λvisible < λmicro waves < λradio waves < λx-rays (2) λradio waves > λmicro waves > λvisible > λx-rays (3) λx-rays < λmicro waves < λradio waves < λvisible (4) λvisible > λx-rays > λradio waves > λmicro waves
What This Question Tests
This question tests the basic knowledge of the electromagnetic spectrum, specifically the relative order of wavelengths for different types of electromagnetic waves.
Concepts Tested
📚 NCERT Sections This Tests
12.3 — A Difference Of 2.3 Ev Separates Two Energy Levels In An Atom. What
Physics Class 12 · Chapter 12
12.3 A difference of 2.3 eV separates two energy levels in an atom. What is the frequency of radiation emitted when the atom make a transition from the upper level to the lower level?
12.5 — A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 · Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
10.2 — What Is The Shape Of The Wavefront In Each Of The Following Cases:
Physics Class 12 · Chapter 10
10.2 What is the shape of the wavefront in each of the following cases: (a) Light diverging from a point source. (b) Light emerging out of a convex lens when a point source is placed at its focus. (c) The portion of the wavefront of light from a distant star intercepted by the Earth.
📋 Question Details
- Chapter
- EM Waves
- Topic
- Electromagnetic Spectrum
- Year
- 2020
- Shift
- 04 Sep Shift 1
- Q Number
- Q16
- Type
- MCQ
- NCERT Ref
- Class 12 Physics Ch 8: EM Waves
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