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1. The atomic polarizability a of Potassium (K) is 43.4 x 10-30 m, calculate the radius of K atom. 2. Consider an electric dipole which is free to rotate about a point P in the center. If the dipole is placed in a non-uniform electric field what would the dipole will experience? Give also schematic illustration what would dipole experiences. 3. Briefly explain the fundamental difference between D field and Electric Field E

1. The atomic polarizability a of Potassium (K) is 43.4 x 10-30 m, calculate the radius of K atom. 2. Consider an electric dipole which is free to rotate about a point P in the center. If the dipole is placed in a non-uniform electric field what would the dipole will experience? Give also schematic illustration what would dipole experiences. 3. Briefly explain the fundamental difference between D field and Electric Field E

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1. The atomic polarizability a of Potassium (K) is 43.4 x 10-30 m2, calculate the radius of K atom. 2. Consider an electric dipole which is free to rotate about a point P in the center. If the dipole is placed in a non-uniform electric field what would the dipole will experience? Give also schematic illustration what would dipole experiences. 3. Briefly explain the fundamental difference between D field and Electric Field E 4. Under what conditions is the potential energy of a dipole in electric field vanishes and lowest. 5. Prove that the polarization flux through a closed surface is directly proportional to the enclosed bound charge 6. In your own words, explain the right-hand rule. 7. If a charge of 2 Coulombs moves with a velocity of v = âê + 2ŷ – 4ê in a magnetic field defined by B = 2ô + ý + 2, find the magnetic force exerted on the charge. 8. Calculate the magnetic field in an Amperian loop of radius 3m carrying a current of 12 Amperes.
Transcribed Image Text:1. The atomic polarizability a of Potassium (K) is 43.4 x 10-30 m2, calculate the radius of K atom. 2. Consider an electric dipole which is free to rotate about a point P in the center. If the dipole is placed in a non-uniform electric field what would the dipole will experience? Give also schematic illustration what would dipole experiences. 3. Briefly explain the fundamental difference between D field and Electric Field E 4. Under what conditions is the potential energy of a dipole in electric field vanishes and lowest. 5. Prove that the polarization flux through a closed surface is directly proportional to the enclosed bound charge 6. In your own words, explain the right-hand rule. 7. If a charge of 2 Coulombs moves with a velocity of v = âê + 2ŷ – 4ê in a magnetic field defined by B = 2ô + ý + 2, find the magnetic force exerted on the charge. 8. Calculate the magnetic field in an Amperian loop of radius 3m carrying a current of 12 Amperes.
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