Using your own words, describe how Heinrich Hertz produced ra
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Using your own words, describe how Heinrich Hertz produced radio pulses or waves.
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- Given below are some famous numbers associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which each belongs.(a) 21 cm (wavelength emitted by atomic hydrogen in interstellar space).(b) 1057 MHz (frequency of radiation arising from two close energy levels in hydrogen; known as Lamb shift).(c) 2.7 K [temperature associated with the isotropic radiation filling all space-thought to be a relic of the ‘big-bang’ origin of the universe].(d) 5890 Å - 5896 Å [double lines of sodium]In your own understanding, explain the RED SHIFT.What are the fundamental principles behind Bose-Einstein condensation and how does it manifest in a physical system?
- Write your complete solutions and final answers at the front page/s of bond paperor yellow paper/s. Box your final answer/s. Use only black or blue ink. Any answers written in pencil or other ink colors will notbe considered. Express your final answer in proper ENG notation and unit. Observe 2-5 decimalplaces.Why do you suppose ultraviolet rays from the sun are more damaging to the skin than visible light?Use the following information to answer the next question Technologies That Emit Electromagnetic Radiation (EMR) Row Technology Typical Wavelength (m) 1 Tanning bed 10-9 Radar detector 10-2 3. Microwave oven 10-1 4 Cancer treatment 10-13 22. When the technologies that emit EMR numbered above are listed in order from the one with the lowest energy per photon to the one with the highest energy per photon, the order is Lowest Highest (Record your answer in the numerical-response section below.) 000 Your answer: Your reasoning: 23. When technologists explore for oil deposits, they pass sound waves through