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Cathode rays are made up of:
(1) Positively charged particles
(2) Negatively charged particles
(3) Neutral particles
(4) None of these
Ans: (2)Negatively charged particles
The idea that electrons revolved in orbits around the nucleus of an atom without radiating energy away from the atom was postulated by: a) Thompson b) Bohr c) Ruther
The fraction of vacancy sites in a metal is 1X10 -10 at 500 0 C. What will be the fraction of vacancy sites at double the temperature?
Define the cleaning effects of innovative proprietary ultrasonic technology. Additionally, the pollution particles are dispersed in the cleaning liquid. By this, a new adhesion
Five coulombs of charge are placed on a thin-walled conducting shell. Once the charge has come to rest, the electric potential in the hollow conducting shell is found to be:
investigatory poject class 12
what about capacitor with dielectric & air electric & electrolytic capacitor
Briefly explain the conditions for clear vision of interference fringes.
When an electron makes transition from higher energy level having energy E2(n2) to a lower energy level having energy E1 (n1) then a photon of frequency v is emitted.
The characteristic of a body by virtue of which the body takes its real configuration when external deforming forces are removed is called as elasticity.
Two parallel plates having a p.d. of 200V among them are spaced 0.8mm apart. What is the electric field strength? Find also the flux density when the dielectric among the p
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