André Marie Ampère demonstrated that two parallel wires…

“Starting at low temperatures, the poker emits predominantly long-wavelength radiation from the infrared part of the spectrum. As the temperature increases, more energy is…

— Manjit Kumar

“As a perfect emitter at any given temperature, a blackbody emits the maximum amount of heat, infrared radiation. The blackbody spectrum would serve as…

— Manjit Kumar

“Max Karl Ernst Ludwig Planck was born in Kiel, then a part of Danish Holstein, on 23 April 1858”

— Manjit Kumar

“Marriage is,’ Einstein said later, ‘the unsuccessful attempt to make something lasting out of an incident.”

— Manjit Kumar

“They, however, never occur in practice, only in the mind of the physicist.”

— Manjit Kumar

“When in 1827 the Scottish botanist Robert Brown peered through a microscope at some pollen grains suspended in water, he saw that they were…

— Manjit Kumar

“James Clerk Maxwell and his theory of electromagnetism. Born in 1831 in Edinburgh, Maxwell, the son of a Scottish landowner, was destined to become…

— Manjit Kumar

“electricity and magnetism into a set of four elegant mathematical equations. On seeing them, Ludwig Boltzmann immediately recognised the magnitude of Maxwell’s achievement and…

— Manjit Kumar

“For him it was no laughing matter, for at stake was the very nature of reality and the soul of physics.”

— Manjit Kumar

“Planck understood that Clausius was not simply stating the obvious, but something of deep significance. Heat, the transfer of energy from A to B…

— Manjit Kumar

“A talented pianist, he toyed with the idea of pursuing a career as a professional musician. Unsure, he sought advice and was bluntly told:…

— Manjit Kumar

“After Elsa’s death, Einstein established a routine that as the years passed varied less and less. Breakfast between 9 and 10 was followed by…

— Manjit Kumar

“The fact that all heated objects emit light of the same colour at the same temperature was well known to potters long before 1859,…

— Manjit Kumar

“Just as ice, water and steam are different manifestations of H2O, Maxwell showed in 1864 that electricity and magnetism were likewise different manifestations of…

— Manjit Kumar

“hundred and fifty delegates from 22 countries gathered in Paris, in 1881, for the first International Conference for the Determination of Electrical Units.”

— Manjit Kumar