Radio and television are based

0 votes

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

Radio and television are based on

Options:
(a) inverse square law of charges (b) production, propagation and reception of electromagnetic waves
(c) digital logic (d) mechanics

Please log in or register to answer this question.

Write in about 1000 words a fiction piece based on your speculation on the science and technology of the twenty-second
Conservation laws are such
Study the following statem ents regarding conservation law and choose the incorrect
Match the Column I (domains) with Column II (relation) and select the correct option from the codes given below. Column I Column II A. Mechanics P. electric and magnetic fields B. Electrodynamics q. macroscopic equilibrium C. Thermodynamics r. Newton’s laws of motion
Match the Column I (physical quantities) with Column II (scale) and select the correct option from the codes given below. Column I Column II A. Size of electron or proton P. `10^(-30) kg` B. Mass of an electron q. `10^(-14) m` C. Extent of universe r. `10^(26) m`