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Question
Put the different types of light in order from lowest frequency to highest frequency.
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These are all instances of electromagnetic radiation. Electromagnetic radiation a.k.a. light consists of electric and magnetic fields that vary in a periodic fashion in both time and space.
Illustrate the first law of thermodynamics for a closed system undergoing cyclic process.
1. A very narrow laser beam is shone into a sphere of solid glass that has uniform refractive index n>1 and radius ρ . The beam makes an angle α in air with the normal to the surf
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The number of electrons in one molecule of are: (1)22 (2)44 (3)66 (4)88 Ans: 22
Hydrogenation reactions are facilitated by the use of a transition metal catalyst such as Ni or Pt. Predict the signs of ΔH, ΔS and ΔG when hydrogen gas is adsorbed onto the surfac
Photoelectric effect An effect described by A. Einstein that demonstrates that light appears to be built up of photons or particles. Light can do excite electrons (called phot
A train moving with a velocity of 51 m/s east undergoes an acceleration of -2.3 m/s 2 as it approaches a town. What is the velocity of the train 5.2 s after it has begun to decele
quenching process in g.m. counter
Illustrate Kirchhoff's law in electricity and apply them to Wheatstone bridge to get its balancing condition. Illustrate the basic principle of meter bridge. Define an experimen
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