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Who discovered Proton?
In 1886 Eugen Goldstein discovered canal rays (also called as anode rays) and showed that they were positively charged particles (ions) formed from gases. Menas,originally Goldstein postulated that there were some positively charged particles... but he didn't say that they were Protons!!
An ice-skater with a moment of inertia of 1.1 kg/m2 starts to spin with her arms extended. After 25 s, she has an angular velocity of 15 rev/s. What is the net torque acting on
Illustrate the operation of NOT gate and also provide its truth table. What do you mean by a Zener diode? Illustrate how it is used as voltage regulator.
Q. In 17 Cl 35, Compute the number of protons, neutrons and electrons. Number of electrons = 17, Number of protons = 17, Number of neutrons = 18
When are intermolecular forces the strongest? Intermolecular forces (dipole-dipole, dispersion and hydrogen bonds). These forces are weaker than chemical (covalent) bonds. Thus
Whenever there is a relative speed among a source of sound and the listener, the apparent frequency of sound listen by the listener is dissimilar from the real frequency of sound e
what should be the length of a nichrome wire of resistance 45 ohms if the length of a similar wire is 60 cm and resistance is 25 ohms
Grounding a Negatively Charged Electroscope While the negatively charged electroscope is touched and its charge becomes grounded or neutralized this is depicted within the anim
From top of a tower a stone is thrown up and it reaches the ground in time t1. A second stone is thrown down with the same speed and it reaches the ground in t2. A third stone is r
A solar cell or photo voltaic cell is a semiconductor device that converts photons from the sun into electricity. It can also be defined as a semiconductor electrical junction appa
Longitudinal Waves and Tuning Forks Sound waves are generates through vibrating objects. Whether it is the sound of a person's voice, the sound of a piano and the sound of a tr
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